GrammarExplorer1

AnswerKey

UNIT1People

TheVerbBe

4

.I’m

LESSON1

SimplePresentofBe;ContractionswithBe

5.You’re

6.It’s

7

.He’s

EXPLORE

8.They’re

Exercise2CHECK,page4

MarieisfromFrance.

DavidisfromItaly.

MiyoisfromJapan.

MartinandGretaarefromGermany.

AranisfromThailand.

Exercise8,page8

1.A:’s;’m

B:’s;’m

2.A:’m

B:’s

A:’re;’m

3.A:’re

Exercise3DISCOVER,page4

1

2

3

.is

.’m

.’re;are

B:’re;’m

A:’re

A:’m

LEARN

Exercise4,page6

PRACTICE

Exercise9,page8

1.is;She’s

2.are;We’re

3.’m;I’m

1

2

3

4

5

.Hello.MynameisMiyo.

.MarieandJeanarefromFrance.

.IamfromNewYork.

.Chileisacountry.

4.is;She’s

5.is;He’s

.Wearestudents.

6

.are;They’re

Exercise5,page7

7.is;He’s

8.are;You’re

9.is;I’m

1

2

3

4

5

6

7

8

9

1

.am

.are

.is

.is

.are

.is

.are

.am

.are

0.is

10.is;It’s

Exercise10,page9

1.name’s

2.I’m

3.I’m

4.are

5.’s

6

.Feng’s

Exercise7,page8

7.are

1

2

3

.She’s

.They’re

.We’re

8.Diego’s

9.She’s

10.are

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

1

1

2.an

Exercise11LISTEN&SPEAK,page9

A

Exercise5,page14

AdeleSilva

Recife

Brazil

AnnaRossi

Rome

Italy

NickClark

Boston

U.S.A.

1.Beverlyisaphotographer.

2.Aleopardisananimal.

3.Africaisacontinent.

4

.Harvardisauniversity.

Exercise12EDIT,page10

5.Sheisaprofessor.

MynameisAdeleSilva.I’mfromRecife.It’s

acityinBrazil.I’mastudentinBoston.It’sa

cityintheUnitedStates.It’sin

6.Heisastudent.

7.Youareanengineer.

8.Photographyisaprofession.

9.Carmenisanauthor.

Massachusetts.

1

0.Itisanarticle.

LESSON2

Be+SingularNoun;Be+PluralNoun

Exercise6,page15

1.areexplorers

EXPLORE

2.arewomen

Exercise2CHECK,page12

3.areanimals

4.areuniversities

5.arestudents

6.areclasses

7.arecountries

8.arecontinents

1

2

3

4

5

.a

.b

.a

.b

.a

9

.arecities

Exercise3DISCOVER,page12

A

10.arelanguages

1

2

3

.an

.a

.a

Exercise7PRONUNCIATION,page15

A

1./z/

2

./s/

B

3./?z/

Rule1iscorrect.

4./z/

5

./?z/

LEARN

6./z/

Exercise4,page13

7./z/

1

2

3

4

5

6

7

8

9

1

1

.a

.an

.a

.an

.a

.a

.an

.a

.a

0.an

1.a

8./s/

9./?z/

10./z/

11./z/

12./z/

Exercise8,page16

1.No,heisn’t/he’snotaphotographer.He’sa

filmmaker.

2.No,theyaren’t/they’renotfromBotswana.

They’refromSouthAfrica.

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

2

3

.No,theyaren’t/they’renotbrothers.

They’refriends.

Exercise11SPEAK,page19

1.desk

2.banana

4

5

.No,itisn’t/it’snotabook.It’safilm.

.No,heisn’t/he’snotateacher.He’sa

student.

.No,theyaren’t/they’renotfromBrazil.

They’refromPortugal.

.No,sheisn’t/she’snotadoctor.She’san

engineer.

.No,sheisn’t/she’snotanauthor.She’san

artist.

.No,sheisn’t/she’snotCanadian.She’s

French.

3.Rome

4.book

5.India

6.notebook

7.Romania

8.Tokyo

6

7

8

9

Exercise12SPEAK,LISTEN&WRITE,

page19

B

1.doctor

2.musicians

3.professor

1

1

1

1

0.No,itisn’t/it’snotacountry.It’sacity.

1.No,itisn’t/it’snotanocean.It’sariver.

2.No,itisn’t/it’snotacity.It’sacountry.

3.No,theyaren’t/they’renotcountries.

They’recontinents.

1

4.No,theyaren’t/they’renotcountries.

C

They’renationalities.

1.Brazil

2

.England

PRACTICE

3.China

Exercise9,page18

1

2

3

4

5

6

7

8

9

1

.Koreaisn’t/Korea’snotacity.

.NoraandIaren’texplorers.

.SeoulandTokyoaren’tcountries.

.Nickisn’t/Nick’snotBrazilian.

.I’mnotateacher.

.Youaren’t/You’renotfromMexico.

.Sheisn’t/She’snotafilmmaker.

.Wearen’t/We’renotactors.

.Heisn’t/He’snotfromJapan.

0.Itisn’t/It’snotafilm.

E

1.Larissaisn’t/Larissa’snotfromEngland.

She’sfromBrazil.

2.ChuYing’snot/ChuYingisn’tadoctor.

He’saprofessor.

3.JudeandLizaren’tprofessors.They’re

musicians.

4.Jude’snot/Judeisn’tfromChina.He’sfrom

England.

5.Lizisn’taprofessor.She’samusician.

6

.ChuYingisfromChina.

Exercise10EDIT,page18

7.Larissaisn’t/Larissa’snotamusician.She’s

adoctor.

8.Lizisn’tfromBrazil.She’sfromEngland.

1

2

.Madrid,London,andPraguearecitycities.

.Europearen’tisn’tacountry.It’sa

continent.

.IcelandandIrelandisareislands.Wateris

allaroundthem.

.TheRhineisariverinEurope.It’sin

Germany.

3

Exercise13APPLY,page20

Answerswillvary.

4

LESSON3

5

6

7

8

.Correct

DescriptiveAdjectives

.TheAtlanticisn’tariver.It’sanocean.

.Correct

.Lisbonisn’tinSpain.It’sinPortugal.

EXPLORE

Exercise2CHECK,page22

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

3

Adjective

brave

Tank

Doug

?

2.Bearsarebig.

3.Iamhappy.

?

4

5

6

7

8

9

1

.AkiraKurosawaisafamousfilmmaker.

.Davidisagoodengineer.

.Myphoneisnew.

.Romeisaninterestingcity.

.Wearetired.

kind

famous

patient

friendly

huge

gentle

heavy

?

?

?

?

?

?

.Chineseisadifficultlanguage.

0.Iamanexcellentstudent.

PRACTICE

Exercise6,page24

Answerswillvary.Possibleanswers:

Exercise3DISCOVER,page22

A

1

2

3

4

.huge;heavy

.brave

.dangerous;difficult;fun

.patient;kind

1

2

3

4

5

6

7

8

9

1

.Ourteacherisfriendly.

.Myclassmatesareseriousstudents.

.Thisexerciseiseasy.

.Wearesmart.

.Iamquiet.

B

.Myfriendsarenicepeople.

.Englishisadifficultlanguage.

.Thisclassroomisclean.

.Thisbuildingisbig.

1

2

.True

.True

LEARN

Exercise4,page23

0.Myhometownissmall.

Exercise7EDIT,page25

1

2

3

4

5

6

7

8

9

1

.Itisaninterestingarticle.

.Tankisfamous.

ThisisaphotographofaSherpaclimberon

MountEverest.It’sanamazingphoto.Mount

Everestisabeautifulmountain,butit’s

dangerous.FuraGyaljenisaSherpaclimber.

Heisstrong.Hisjobisdifficultand

dangerous.Sherpaclimbersarebravesbrave

people.

.Dougisbrave.

.Theyarefriendly.

.Heisanexcellentteacher.

.Canadaisahugecountry.

.Sheisfunny.

Exercise8SPEAK,LISTEN&WRITE,

page26

A

Answerswillvary

B

.Sandraisyoung.

.Iamlate.

Kevin:funny,smart

Liz:hardworking,patient

Jane:retired,patient,helpful

0.Youarekind.

C

Kevinisfunny.Heissmart.

Lizishardworking.Sheispatient.

Exercise5,page24

1.Sandraisanamazingartist.

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

4

Janeisretired.Sheispatient.

1.Ken’s

2.doctor’s

Exercise9SPEAK&WRITE,page27

Answerswillvary

3.father’s

4.sons’

5

.girl’s

Exercise10APPLY,page27

Answerswillvary

6.mother’s

7.children’s

8

.Italy’s

LESSON4

PossessiveAdjectives;PossessiveNouns

Exercise6,page31

1.Aileen’s

EXPLORE

Exercise2CHECK,page29

2.women’s;men’s

3.Kim’s

1

2

3

4

.False

.False

.True

.True

4.roommates’

5.husband’s

6.children’s

PRACTICE

Exercise3DISCOVER,page29

A

Exercise7,page32

1.Hisjobisdangerous.

2.Herchildrenareherders,too.

3.Theircompanyissuccessful.

4.Theirgrandfatherisfamous.

1

2

3

.Her

.his

.their;their

5

.Herofficeishuge.

B

6.Hishouseisbeautiful.

HerreferstoIngrid,orGaup’swife.Hisrefers

toGaup.TheirreferstotheGaups.

7.Hergrandmotheris89yearsold.

8.Itsroomsaresmall.

LEARN

Exercise8EDIT,page32

Exercise4,page30

TeresaPereiraisfromPortugal.She’s

Portuguese.óbidosishisherhometown.Her

fatherfather’snameisAntonio,andher

mother’snameisFatima.Theyareteachers.

TeresasTeresa’sbrotherisanengineer.He

HisnameisPedro.Hiswifewife’snameis

Luisa.She’sadoctor.Theytheirchildren’s

namesareRuiandEduardo.

1

2

3

4

5

6

7

8

9

1

1

1

1

1

.They;Their

.We;our

.He;his

.You;Your

.I;My

.We;Our

.She;Her

.You;Your

.She;Her

0.I;Mu

1.He;His

2.They;Their

3.You;Your

4.It;Its

Exercise9SPEAK&WRITE,page33

A

Answerswillvary

B

1.Their;Their

2

.Sara’s

Exercise5,page31

3.His

AnswerKeyforGrammarExplorer1

5

?

NationalGeographicLearning,apartofCengageLearning.

4

5

6

7

8

9

1

.Her

.his;Renata’s

.her

.Ana’s

.Ana’s;her

.his

Exercise4,page36

1.Ed’snotfunny.He’sserious.

2.Youaren’t/You’renotlate.You’reearly.

3.Mycarisn’t/Mycar’snotold.It’snew.

4.Sheisn’t/She’snotfromMexico.She’s

fromChile.

0.her

5.Theyaren’t/They’renotengineers.They’re

explorers.

C

6.I’mnotaphotographer.I’mastudent.

7.Wearen’t/We’renotlazystudents.We’re

hardworkingstudents.

8.Mymother’sfatherisn’tmyuncle.He’smy

grandfather.

Answerswillvary.Possibleanswers:

Camila:CamilaisPedro’swife.She’sSara’s

mother.

Mario:MarioisSara’shusband.He’sDiego’s

brother-in-law.

Carlos:CarlosisSofia’sbrother.He’sMario’s

nephew.

Exercise5,page36

Answerswillvary.Possibleanswers:

1

.Lionsandbearsaredangerousanimals.

Exercise11APPLY,page34

Answerswillvary

2.YouandIaregoodstudents.

3.Tokyoisn’tasmallcity.

4

.GeometryandBiology101aren’tdifficult

classes.

.Frenchisn’taneasylanguage.

REVIEWTHEGRAMMAR

5

Exercise1,page35

6.Actorandartistareinterestingprofessions.

7.BelgiumandCostaRicaaren’tlarge

countries.

1

2

3

4

5

6

7

8

.I’mPat.

.MynameisJim.

.SheisPat’ssister.

.WeareCarl’sparents.

.Ken’sbrotheristall.

.Myjobisn’tdangerous.

.Myfriendisaninterestingperson.

.It’saneasyexercise.

8.Antarcticaisn’tawarmcontinent.

Exercise6EDIT,page36

I’mfromBrazil.Brazilisanabigcountry.

It’sabeautifulcountry.Myfamily’shomeare

isinRio.Weareallindifferentcitiesnow.

Mymotherandfatherisareatourhomein

Rio.MysisterandIaren’tinRio.Weamare

studentsinLondon.MybrotherisinBoston.

He’saanarchitect.Heismarriedwithtwo

children.Mynephewsaretwins.Theyisare

sixyearsold.

Exercise2LISTEN,page35

1

2

3

4

5

6

7

8

.I’mateacher.

.He’smybrother.

.Itisn’taneasyjob.

.Myfriend’snameisJim.

.Ourparentsaren’thappy.

.She’saseriousperson.

.Yournewshoesarenice.

.Ourhomeworkisn’tdifficult.

Exercise7,page37

Sally:Thisphotoisinteresting.

Jim:Yes,itis.He’sanamazinggymnast.

Sally:Heisn’tagymnast.He’sanacrobat.

Jim:Oh,right.

Exercise3WRITE&SPEAK,page35

A

Sally:Chineseacrobatsarefamous.

Jim:That’strue.They’reverygood.

Answerswillvary

AnswerKeyforGrammarExplorer1

6

?

NationalGeographicLearning,apartofCengageLearning.

Exercise8,page37

C

A

Answersmayvary

c.LingSchoolforAcrobats

FamilyMembers

Name

FamilyMemberBrother

Age29

Married/SingleMarried

Jay

Hayley

Sister-in-law

X

Married

Salesclerk

B

1

2

3

4

5

.Li

.Sheng

.Min

.Wu

.Jing

Job

Teacher

Other

information

TheyareinScotlandand

theyareverykind.

C

Exercise3WRITE,page39

Answerswillvary

Answerswillvary.Possibleanswers:

1

2

3

.ShengisanacrobatfromChina.

.Sheng’swifeisn’tanacrobat.

.Sheng’sgrandmotherownsaspecialschool

foracrobats.

.Wu,Sheng’sfather,isateacheratthe

school.

.LiandMinareSheng’schildren.

4

5

CONNECTTHEGRAMMARTO

WRITING

Exercise1,page38

A

Answerswillvary.

Thewriter’sbrother’snameisJay.Hayleyis

thewriter’ssister-in-law.

B

Mybrother’snameisJay.He’s29.He’s

married.Hayleyishiswife.She’smysister-

in-law.They’reinScotland.Jayisateacher.

Hayleyisn’tateacher.She’sasalesclerk.

They’reverykind.

AnswerKeyforGrammarExplorer1

7

?

NationalGeographicLearning,apartofCengageLearning.

UNIT2Celebrations

TheVerbBe:Questions

4.AreEleniandAlexmarried?

5.Aretheyhappy?

6

.IsCostastheirlastname?

LESSON1

SimplePresentofBe:Yes/NoQuestions

7.AreEleniandAlexpopularGreeknames?

8.IsEleni’snamedayonMay21?

EXPLORE

Exercise5,page45

Exercise2CHECK,page43

1.AreyoufromMexico?

2.IsMexicoCityinMexico?

3.ArenamedayscommoninLatin

America?

4.AretheyfromBrazil?

5.IsyourbirthdayinNovember?

1

2

3

4

5

.True

.True

.False

.False

.True

6

.Areyouastudent?

Exercise3DISCOVER,page43

A

7.Issheateacher?

8.IsheKorean?

Yes/NoQuestionsAnswers(Statements)

Areyoufrom

Yes,I’mfromAthens.

Exercise6,page46

Greece?

1.theyare

2

.itisn’t

IsyournamedayNo,it’snotmy

yourbirthday?

Arenamedays

commonallover

Europe?

birthday.

3.heisn’t

4

5

6

7

8

.itis

Yes,they’recommonin

manyEuropean

countries.

.wearen’t/we’renot

.sheisn’t/she’snot

.youare/Iam

.theyaren’t/they’renot

B

b

PRACTICE

Exercise7,page46

Thewordorderchanges.Subject+Verb

changestoVerb+Subject.

1

2

3

4

5

6

7

8

.A:Is

B:No,itisn’t.

.A:Is

B:No,itisn’t.

.A:Are

B:No,theyaren’t.

.A:Is

B:Yes,itis.

.A:Are

B:Yes,theyare.

.A:Are

B:Yes,theyare.

.A:Is

B:Answerswillvary

.A:Are

LEARN

Exercise4,page44

Statements

1

2

3

4

5

6

7

8

.EleniisfromPatras.

.AlexisfromAthens.

.AthensandPatrasareinGreece.

.EleniandAlexaremarried.

.Theyarehappy.

.Costasistheirlastname.

.EleniandAlexarepopularGreeknames.

.Eleni’snamedayisonMay21.

Yes/NoQuestions

1

2

3

.IsElenifromPatras?

.IsAlexfromAthens?

.AreAthensandPatrasinGreece?

B:Answerswillvary

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

8

Exercise8,page47

Answerswillvary.Possibleanswers:

1.IsKareninNewYork?

2.IssheisRioforCarnival?

3.Arepeopleoutinthestreets?

4.Isthecelebrationalldayandnight?

5.Isthecelebrationforfourdays?

6.Arethepeoplehappy?

1

.(1)Areyou

(2)I’mnot

(3)I’m

(4)Isit

(5)itis

(6)It’s

2

3

.(7)Is

(8)itis

(9)Are

(10)wearen’t

(11)We’re

.(12)Are

(13)I’mnot

(14)I’m

LESSON2

PrepositionsofPlace;Questionswith

Where+Be

EXPLORE

Exercise2CHECK,page51

1.False

2.False

3.False

(15)arethey

(16)are

4

.False

Exercise10LISTEN&SPEAK,page47

A

5.True

1

2

3

4

5

6

.No

.No

.Yes

.Yes

.No

.No

Exercise3DISCOVER,page51

A

1.infrontof

2.over

3.nextto

B

Exercise11EDIT,page48

Ken:Hi.YouareAreyouatthehotelnow?

Molly:Yes,I’mIam.I’minthehotel

restaurant.

b

LEARN

Exercise4,page53

1.above

Ken:Isitanicehotel?

Molly:Yes,itis.It’sbeautiful!It’svery

busyhere,too.

Ken:ItisIsitabusinessmeeting?

Molly:No,itit’snot.Thewomenhereare

inlongdresses.

2.between

3.nextto

4.in

5.infrontof

6.on

Ken:IsAretheyatthehotelforawedding?

Molly:No,theyaren’t.Thepartyisfora

younggirl.

7.behind

8.under

9.near

Ken:ItisIsitaquincea?era?

Molly:Yes,it’sitis.

10.acrossfrom

Exercise5,page53

Exercise12READ,WRITE&SPEAK,

page48

A

1.in

2.in

3.in

AnswerKeyforGrammarExplorer1

9

?

NationalGeographicLearning,apartofCengageLearning.

4

5

6

7

8

.at

.on

.in

.at

.in

Exercise11APPLY,page57

Answerswillvary

LESSON3

QuestionsaboutTimeandWeather

Exercise6,page54

EXPLORE

1

2

3

4

5

6

7

8

9

1

.Whereisourclass?

Exercise2CHECK,page59

.Whereisthebathroom?

.Where’sourteacher?

.Whereareourbooks?

.Whereisyourhome?

.Whereareourclassmates?

.Where’sourclassroom?

.Whereareyou?

Time

Weather

cooland

rainy

coldand

snowy

London

midnight

NewYork

seven

o’clockin

theevening

eleven

Sydney

sunnyand

warm

.WhereareChanandMeg?

0.Where’syouroffice?

o’clockin

themorning

PRACTICE

Exercise8READ&SPEAK,page55

A

Exercise3DISCOVER,page59

Time

Weather

It’smidnighton

NewYear’sEve!

Whattimeisit

there?

It’scoolandrainy…

HowisitinNew

York?

1

2

3

4

5

6

7

8

9

1

.a

.c

.b

.a

.c

.b

.b

.b

.a

0.a

It’sfreezinghere!

It’sseveno’clockinIt’scoldand

theevening.

Whattimeisit

there?

snowy…

It’sterrible!

It’ssunnyandwarm

It’seleveno’clockinhere!

themorning.

LEARN

Exercise4,page60

Exercise10EDIT,page57

NewOrleansisacityonintheUnited

States.ItisinthestateofLouisiana.The

FrenchQuarterisaveryoldpartofNew

Orleans.ItisbetweenneartheMississippi

River.JacksonSquareisunderbetween

DecaturStreetandChartresStreet.TheCafé

duMondeisinonDecaturStreet.Itis

acrossoffromJacksonSquare.The

CathedralisonChartresStreet.Itisabove

nexttotheCabildoMuseum.Apartmentsare

underabovethestoresandrestaurantsinthe

PontalbaBuildings.

1

2

3

4

.Whatmonthisit?

.Whattimeisit?

.Whatdayisit?

.What’sthedatetoday?/What’stoday’s

date?

5

6

7

8

.Whatdayisit?

.Whatmonthisit?

.Whatyearisit?

.Whattimeisit?

Exercise5,page61

1

2

.b

.a

AnswerKeyforGrammarExplorer1

10

?

NationalGeographicLearning,apartofCengageLearning.

3

4

5

6

7

8

.b

.a

.a

.a

.b

.b

7.A:How’s

B:It’ssunnyandmild.

8.A:What’s

B:It’sfreezing.

PRACTICE

Exercise12,page64

1.(1)Whattime

(2)It’s

(3)at

2.(4)How’s

(5)It’s

(6)It’s

3.(7)What’s

(8)date

(9)It’s

4.(10)When’s

(11)on

Exercise7,page62

1

2

3

4

5

6

7

8

.A:When’sNewYear’sEve?

B:on

.A:When’sher21stbirthday?

B:in

.A:When’syourbirthday?

B:in

.A:When’sSt.Patrick’sDay?

B:on

.A:When’sourEnglishclass?

B:at

.A:When’stheparty?

B:on

.A:When’stheexam?

B:on

.A:When’sthewinterfestival?

B:in

(12)in

(13)in

(14)at

Exercise13EDIT,page64

1.Sam:Hi,Mel.Whattimeitisisit?

2

.Mika:It’soninJune.

Exercise8,page62

Ben:Really?Mybirthday’sinJune,too.

1

2

3

4

5

6

.in;on

.in

.on;on

.in

.on

.at;in;at

It’sinonJune24th.

3.Chan:It’sseveno’clock.

Nora:Ohgood.Themovieisonat7:30.

4.Toshi:When’s/isSteve’sgraduation

party?

Maria:No,it’sinatnight.

Exercise10,page63

Exercise14LISTEN&WRITE,page65

1

2

3

4

5

6

.A:How’s

B:It’scoldandwindy.

.A:How’s

B:It’swarmandsunny.

.A:What’s

B:It’srainy.

.A:How’s

B:It’scoldandsnowy.

.A:How’s

B:It’shotandsunny.

.A:What’s

A

b

B

1.It’s7:00a.m.

2.It’sWednesday.

3.It’sFebruary.

4.It’sFebruary14.

5.It’swindyandcold.

th

LESSON4

B:It’scoolandcloudy.

This,That,These,Those

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

11

2

.A:ArethoseBob’ssons?

B:Yes,theyare.

EXPLORE

Exercise2CHECK,page67

3.A:Arethosecarsexpensive?

B:No,theyaren’t.

4.A:Isthisyourjacket?

B:Yes,itis.

5.A:AretheseCho’sbooks?

B:No,theyaren’t.

1

2

3

4

.b

.b

.a

.a

Exercise3DISCOVER,page67

A

6.A:Isthatourbus?

B:No,it’snot./No,itisn’t.

7.A:Whatisthat?

B:It’smybackpack.

8.A:Whatarethose?

B:They’renotebooks.

9.A:Whatarethese?

B:They’reearrings.

10.A:Whatisthis?

B:It’sascarf.

1

2

3

4

5

.that

.those

.these

.Those

.this

B

1

2

.singular

.plural

Exercise7,page70

LEARN

Exercise4,page68

1.a

2.a

3.a

4.a

5.a

6.a

7.b

8.b

1

2

3

4

5

6

7

8

9

1

.These

.That

.This

.This

.Those

.These

.These

.Those

.This

PRACTICE

Exercise8,page71

1.(1)This

(2)this

0.That

Exercise5,page69

2.(3)Those

(4)that

(5)it’s

(6)it’s

3.(7)this

(8)it’s

1

2

3

4

5

6

7

8

.These

.That

.That

.This

.Those

.This

(9)It’s

(10)that

(11)itis

.These

.Those

4

.(12)That

(13)Is

Exercise6,page70

1

.A:Isthatyourcamera?

B:Yes,itis.

(14)itis

(15)These

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

12

Sara:Isitnice?

Exercise9EDIT,page71

Alicia:Wow!TheseThisfestivalis

amazing!

Ima:Yeah,itis.Allofthistheseflowersare

beautiful.

Alicia:Arethatthoserosesoverthere?

Ima:Yes,itistheyare.

Delma:Yes,itis.It’sreallynice.Whattime

isitatinBostonnow?

Sara:It’seighto’clockatinthemorning.

Whattimeisitthere?

Delma:It’sattwoo’clockatinthe

afternoonhere.It’stimeforlunch.I’m

hungry!

Alicia:They’resocolorful.

Sara:OK.Well,enjoyyourvacation!

Delma:Thanks!Bye.

Sara:Bye.

Ima:Thisthesebigyellowflowershereare

beautiful,too.Ithinkthey’resunflowers.

Alicia:Arethatthosepeopleoverthere

farmers?

Ima:Yes,theyare.Theygrowtheflowers

forthesethisfestivaleveryyear.

Exercise4READ,WRITE&SPEAK,

page74

A

Answerswillvary.Possiblequestionsand

answers:

REVIEWTHEGRAMMAR

Q:IstheHarbinFestivalfun?

A:Yesit’salotoffun.

Q:Whenisthefestival?

A:It’sinthewinter./It’sinJanuary.

Q:How’stheweather?

A:It’sverycold.

Q:What’stheweatherlike?

A:It’sverycold.

Q:Whataretheicesculptureslike?

A:They’reamazing.

Exercise1LISTEN,page73

1

2

3

4

5

6

7

8

.b

.a

.a

.a

.b

.a

.a

.b

Exercise2WRITE&SPEAK,page73

A

B

Answerswillvary

Answerswillvary.Possiblequestions:

IsMarta’sbirthdayonWednesday?

WhenisAngela’smeetingonMonday?

WhereisJack’sparty?

CONNECTTHEGRAMMARTO

WRITING

WhereisthemeetingonThursday?

WhattimeistheconcertonFriday?

Whatday/nightistheconcert?

IstheStreetFaironSaturday?

WhereistheStreetFair?

Exercise1READ&NOTICETHE

GRAMMAR,page76

A

Hisfavoritecelebrationishisbirthday.

B

Exercise3EDIT,page74

Delma:Hello?

Sara:Hi,Delma.AreyouinMadridnow?

Delma:Yes,Iam.It’sbeautifulhere.

Sara:Whereisyourhotelis?

Delma:It’sneartothePradoMuseum.

Mygrandfather’sfavoritecelebrationishis

birthday.It’sinSeptember.Hispartyisn’tat

arestaurant.It’satourhome.Theweatheris

oftenwarmandsunnyinSeptember,sothe

partyisoutsideinouryard.Mygrandfather

AnswerKeyforGrammarExplorer1

13

?

NationalGeographicLearning,apartofCengageLearning.

isveryhappyonSeptember3rd.It’shis

specialday,andit’salotoffun.

C

Answersmayvary.Possibleanswers:

AFavoriteCelebration

Questions

Whatisthe

grandfather’s

favorite

Answers

Hisbirthday.

What

celebration?

When

Whenisthe

It’son

grandfather’sSeptember

rd

birthday?

Ishisparty

ata

3.

Yes/No

question

No,it’sat

theirhouse.

restaurant?

Howisthe

weather?

Istheparty

inside?

How

It’swarm

andsunny.

No,it’s

outsidein

theiryard.

Yes/No

question

Exercise3WRITE,page77

Answerswillvary

AnswerKeyforGrammarExplorer1

14

?

NationalGeographicLearning,apartofCengageLearning.

UNIT3Work

Exercise7,page84

SimplePresent:Part1

1.studies

2

.fishes

LESSON1SimplePresent

AffirmativeStatements

3.passes

4.worries

5

.explores

EXPLORE

Exercise2CHECK,page81

Verbs

6.bites

7.buys

8.helps

9.misses

DoctorMoffettAnts

1

2

3

4

.studies

.fight

.waits

.bite

?

?

?

?

1

1

1

1

1

0.flies

1.fixes

2.watches

3.likes

4.pays

Exercise3DISCOVER,page81

A

DoctorMoffett:goes,watches,takes,lies,has

Ants:eat,work,rest,sleep

Exercise8,page84

1

2

3

4

5

6

7

8

9

1

1

1

1

1

.have

.goes

.goes

.have

.have

.go

.goes

.does

.goes

0.does

1.has

2.has

3.goes

4.have

B

1

2

.endin-s

.donotendin-s

LEARN

Exercise4,page82

1

2

3

4

5

6

7

8

9

1

.loves

.studies

.sells

.work

.help

.write

.closes

.takes

.walk

0.start

PRACTICE

Exercise9,page85

1

2

3

4

5

6

7

8

9

.have

.fly

.carry

.help

.has

.owns

.flies

.takes

.goes

Exercise6,page83

1

2

3

4

5

6

7

8

.feeds

.write

.take

.cooks

.fights

.play

.works

.dances

Exercise10EDIT,page85

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

15

Billisamechanic.Heknowknowsalotabout

cars.Heworkworksatagarage.Hefixfixes

carsandtalkstocustomers.Theyasksask

questionsabouttheircars.Billworksfrom

SimplePresent:NegativeStatements

EXPLORE

Exercise1READ,page88

Nowrittenanswer

8

:00a.m.to6:00p.m.everyday.Hehavehas

abusyschedule,buthelikelikeshisjobvery

much.

Exercise2CHECK,page89

1

.d

Exercise11PRONUNCIATION,page86

A

2.a

3.e

4.b

5.c

1

2

3

4

5

6

7

8

9

1

1

1

./s/

./z/

./s/

./?z/

./s/

./z/

./?z/

./z/

Exercise3DISCOVER,page89

A

1.do

2.work

3.end

./s/

0./z/

1./?z/

2./z/

B

1.True

2.False

Exercise12LISTEN&SPEAK,page86

A

LEARN

Exercise4,page90

1

2

3

4

5

6

7

8

.doesn’t

.don’t

.doesn’t

.don’t

AlvaroGalina

?

1

2

3

4

.livesinEcuador

.livesinRussia

?

?

.teachesatauniversity?

.don’t

.teachesatahigh

.doesn’t

.doesn’t

.don’t

school

5

6

7

8

9

.teachesbiology

.getsupearly

.goeshomeat3:00pm

?

?

?

?

Exercise5,page90

1.Mybrotherdoesn’thaveajob.

2.Idon’tdrivetowork.

3.Pilotsdon’tfixplanes.

4.Ourteacherdoesn’tdohomework.

.goeshomeat6:00pm?

.meetswithstudents

?

afterclass

1

0.relaxesonSaturday

?

?

5

6

7

8

.Idon’tgotothegyminthemorning.

.Wedon’thaveclassonSunday.

.Youdon’tteachbiology.

Exercise13READ,SPEAK&WRITE,

page87

A

.Wedon’thaveanexamonSaturdaynight.

Rosaisasalesrepresentative.

Exercise7,page91

1.Wehaveclassfrom9:40to10:50.

LESSON2

AnswerKeyforGrammarExplorer1

16

?

NationalGeographicLearning,apartofCengageLearning.

2

3

4

5

6

.OnWednesday,Ihaveclassuntil3:30.

.ThepartyisonSaturdaynight.

.Themeetingdoesn’tenduntil3:00.

.MyworkweekisfromMondaytoFriday.

.Iworkfrom9:00to7:00onTuesdayand

9.has;from;to;at;on

11.doesn’tgo;on

12.is

13.misses

Wednesday.

B

7

8

.Idon’tworkonweekends.

.Shedoesn’tgethomeuntil4:00inthe

Answerswillvary

afternoon.

Exercise13EDIT,page95

Irisisareporter.Sheworksforanewspaper.

Sheasksquestionsandwritesarticles.She

don’tdoesn’tdrivetowork.Shewalks.She

don’tdoesn’tworkinthemorning.Sheworks

from2:00p.m.into11:00p.m.Shedoesn’t

goesgotobedearly.Shegoestobedonat

1:00a.m.Shedoesn’tworkatonSaturdayand

Sunday.Sherelaxesinonweekends.

Exercise8,page92

1

2

3

4

5

6

7

8

9

1

.at

.on

.until;in;on

.from;to

.at;in

.at

.until;at

.from;to

.at;on

Exercise14,page95

1.in;on

2.have

0.from;to;in

3

.at

Exercise10,page93

4.have;from;to

5.work;from;to

6.at

1

2

3

4

5

6

7

8

9

1

.TheyneedtoworkonSaturday.

.Hewantstohavelunchat1:00.

.Youneedtoworkuntil7:00tonight.

.Ineedtobuyanewcomputer.

.Shelikestoplaytennis.

.Wewanttowatchthegame.

.Helikestostudyinthelibrary.

.Ineedtodomyhomework.

.Ineedtocallmymother.

Exercise16LISTEN&SPEAK,page96

M

?

?

T

?

?

W

?

?

Th

?

?

F

?

?

Sa

Su

Canada

United

States

?

?

?

?

?

?

?

?

?

(1/2)

Thailand

Austria

0.Shewantstoaskaquestion.

PRACTICE

Exercise12READ,SPEAK&WRITE,

page94

A

?

?

?

?

?

?

Saudi

Arabia

UAE

?

?

?

?

?

?

?

?

1

2

3

4

5

6

7

8

.cooks

.has;from;to

.goes;on

.doesn’tcook

.has;at;in

.doesn’thave;in

.works;from;to/until;from;to

.studies;wantsto

Japan

?

?

?

some-

times

?

?

?

?

?

India

LESSON3

AnswerKeyforGrammarExplorer1

?NationalGeographicLearning,apartofCengageLearning.

17

VerbsandObjects

5.It’sanexcellentnewspaper.Ireaditevery

day.

EXPLORE

Exercise2CHECK,page98

6.Youareinmyclass.Isitbehindyou.

1

2

.Thekeepers