人教版七年級英語下冊課件Unit4Don'teatinclass.SectionA1.

Don’t

arrive

late

for

class.

上課別遲到?！窘?jīng)典習(xí)題】根據(jù)句意，用arrive、

get或reach的適當(dāng)形式填空。（1）

I

often

________

London

at

night.reach（2）

Tom

_______

to

school

at

8:00．gets（3）

Please

________

at

the

bus

stop

on

time．a(chǎn)rrive2.

And

we

always

have

to

wear

the

school

uniform.

并且我們總是得穿校服。have

to表示客觀的需要或責(zé)任，意為“不得不；必須”，后接動詞原形。have

to有人稱、數(shù)、時態(tài)的變化，其第三人稱單數(shù)為has

to，構(gòu)成否定句或疑問句時借助助動詞do或does。例如：Does

she

have

to

do

any

housework

on

the

weekend？

周末她必須得做家務(wù)嗎？—Does

he

have

to

stay

at

home？

他必須待在家里嗎？—No，

he

doesn’t.

不，他不必?！就卣埂?/p>

（1）

must

表示說話人主觀上的看法，意為“必須”。例如：You

must

buy

a

ticket

to

go

into

the

cinema.

你必須買票進電影院。（2）

have

to

的否定式是

don’t

have

to，意為“不必要”；must的否定式是must

not/mustn’t，表示禁止，意為“不準(zhǔn);不許”。例如：She

doesn’t

have

to

do

all

the

homework.

她不必做所有的作業(yè)。You

mustn’t

put

your

bike

here.

你不許把你的自行車放在這兒。（3）

“Must

I

…？”的否定答語是“No，

you

needn’t.”或“No，

you

don’t

have

to.”。例如：—Must

I

clean

the

classroom

now？

我現(xiàn)在必須打掃教室嗎？

—No，

you

needn’t.

不，你不必?！窘?jīng)典習(xí)題】單項填空。(

)You

can

do

lots

of

things

in

a

science

museum，

but

you

follow

the

rules．A.can

B.may

C.have

to

D.don’t

have

toC祈使句的用法祈使句用來表示請求、命令、勸說、號召、警告等，一般以動詞原形開頭，句末用句號或感嘆號。（1）

祈使句的基本結(jié)構(gòu)類型結(jié)構(gòu)主語be型be+表語第二人稱do型實義動詞原形+賓語第二人稱be和do在祈使句中沒有人稱、數(shù)和時態(tài)的變化。例如：Be

sure

to

come

on

time.

務(wù)必按時來。Catch

the

ball！

接球！Come

and

meet

my

family.

來見見我的家人吧。（2）

祈使句的否定形式祈使句的否定形式一般在句首加don’t，有時也可加never構(gòu)成。例如：Don’t

walk

on

the

grass.

不要在草地上走。Don’t

come

here.

不要來這里。Don’t

be

shy.

別害羞。Never

make

the

same

mistake！

永遠(yuǎn)不要犯同樣的錯誤！Never

give

up!

永遠(yuǎn)別放棄?。?）

為表示禮貌，祈使句經(jīng)常在句首或者句末加please。句末加please時，前面通常加逗號。例如：Please

don’t

forget

the

meeting.

請不要忘了開會。Sit

down,

please.

請坐。【語法專練】1.用括號內(nèi)所給動詞的適當(dāng)形式填空。（1）

______________（not

watch）

TV

and

_____（do）

your

homework.Don’t

watchdo（2）

______________（not

speak）

with

your

mouth

full

of

food.Don’t

speak（3）

___________（not

be）

late

next

time.Don’t

be（4）

____________（not

look）

outside

and

_________（look

at）

the

blackboard.Don’t

looklook

at（5）

________（clean）

your

bedroom,

please.Clean2.按要求完成下列句子，每空一詞。（1）

You

can’t

swim

in

the

river.

（改為祈使句）________

________

in

the

river.Don’tswim（2）CanyouhelpmewithmyEnglish（改為祈使句）_______mewithmyEnglish,please.Help（3）

Don’t

wash

your

hands.

（改為肯定句）________

_______

________.Washyourhands（4）

Come

to

my

house

tomorrow.

（改為否定句）________

________

to

my

house

tomorrow.Don’tcome（5）

Wear

the

glasses.

（改為否定句）________

_______

the

glasses.Don’twear第1課時（1a~2c）一、從方框中選擇正確的單詞，并用其適當(dāng)形式填空，每詞限用一次。arrive

wear

hall

fight

listenrule

sorry

outside

bring

quiet1.Students

can’t

_______

with

anyone

at

school．fight2.Tom

and

Tim

often

________

at

school

at

7：00

in

the

morning．a(chǎn)rrive3.We

can’t

listen

to

music

at

school，

but

we

can

do

it

_________．outside4.We

have

too

many

_______

in

our

school.

For

example，

we

can’t

be

late．rules5.You

know

we

have

to

be

_______

in

the

library．quiet6.Can

you

_______

my

hat

and

key

to

me？bring7.Peter

likes

to

_______

a

white

T-shirt

and

blue

jeans．wear8.They

want

to

have

a

party

in

the

______

because

it’s

big

enough．9.I’m

_______

to

make

you

wait

so

long．10.I

often

________

to

English

songs

after

school．hallsorrylisten二、閱讀Alice的來信，根據(jù)她的來信用祈使句寫出她家的家規(guī)。Dear

Jenny,

There

are

many

rules

in

my

family.

It

isn’t

fair（公平的）.

I

have

to

get

up

at

five

o’clock

every

morning.

I

can’t

be

late

for

school.

I

can’t

hang

out（閑逛）

with

my

friends

on

school

nights.

I

have

to

do

my

homework

before

nine

o’clock.

Then

I

have

to

go

to

bed

before

ten

o’clock.

On

weekends,

I

have

to

clean

my

room

before

eleven

o’clock

on

Saturday

mornings.

Do

you

have

lots

of

rules

in

your

house?

Are

they

fair?Your

friend,

AliceAlice’sFamilyRulesGetupatfiveo’clockinthemorning.1.

_________________________2.

____________________________________________3.

__________________________________4.

______________________________5.

_________________________________________________________Don’t

be

late

for

school.Don’t

hang

out

with

friends

on

school

nights.Do

homework

before

nine

o’clock.Go

to

bed

before

ten

o’clock.Clean

the

room

before

eleven

o’clock

on

Saturday

mornings.三、請先閱讀下面短文，掌握其大意，然后根據(jù)短文內(nèi)容從下面方框的七個選項中選擇五個還原到文中，使短文意思通順、結(jié)構(gòu)完整。

Here

are

some

important

rules

for

you

to

become

a

good

student

at

school.

Go

to

school

on

time.

1.

____

If

you

are

late,

you

will

miss（錯過）

some

lessons.

It’s

bad

for

your

study.

The

teacher

will

be

angry

with（對……生氣）

you,

too.

So

remember

to

go

to

school

on

time.

Follow

the

school

rules.

2.

____

For

example（例如）,

you

can’t

sleep

in

class.

Don’t

fight

with

your

classmates,

and

you

should

be

friendly

to

your

classmates

and

your

teachers.

3.

____

Prepare（準(zhǔn)備）

for

lessons

before

class.

If

you

want

to

know

what

you

will

learn

next

day,

you’d

better

prepare

for

the

new

lessons.

It

is

good

for

your

study

and

it

can

help

you

get

good

grades.

4.

____FDCG

5.

____

They

are

good

for

your

balanced（均衡的）

development（發(fā)展）.

For

example,

sports

can

make

you

be

good

with

your

classmates.

It

can

also

make

you

healthy.A.

Join

in

the

sports

club.B.

Do

your

homework

after

school.C.

You

mustn’t

run

in

the

hallways.D.

Do

not

break（破壞）

the

school

rules.E.

Take

part

in

all

kinds

of

activities

at

school.F.

As

a

student,

you

must

go

to

school

on

time.G.

Also,

it

is

very

important

for

you

to

listen

carefully

in

class.E第2課時（2d~3c）一、用can、can’t、do、don’t、have

to

填空。1.________

run

in

the

hallways

and

________

arrive

late

for

class.Don’tdon’t2.—______weruninschool—We______runoutside,butwe_______runintheclassroom.Cancancan’t3.—______wewearahatinschool—No,we_______.Cancan’t4.—______we__________wearauniformtoschool—Yes,we_____.Dohave

todo5.—What_____you__________do—We__________cleantheclassroom.dohave

tohave

to二、從方框中選擇合適的句子補全對話，其中有兩個多余選項。A:

Welcome,

Tom！

This

is

your

new

classroom.B:

OK.

1.____A:

No,

you

can’t.

They’re

having

a

class.

You

can

come

in

after

class.

And

do

not

bring

a

dog

into

it.B:Iknow.2.____

A:

No，

you

can’teatanythingintheclassroom.

But

you

can

bring

water

into

it.And

you

have

to

wear

school

uniforms

everyday.B:

Oh!

3.____A:

Sure!Youcandohomeworkintheclassroomorathome.

And

don’t

fight

with

other

students.B:

No,

I

won’t!

4.____A:

There’s

a

dining

hall

downstairs（在樓下）.

You

can

eat,

listen

to

music

and

watch

TV

in

it.

But

only

for

one

hour.

Your

afternoon

lessons

begin

at

1:30

p.m.B:

5.____FAGEBA.

Can

I

eat

in

the

classroom?B.

Sounds

busy!C.

Your

classroom

is

so

big.D.

Where

can

I

have

supper?E.

But

where

can

I

have

my

lunch?F.

C