Unit5EducationalexchangesGrammarUnit5Grammar1AThepresentperfecttense

WeusethepresentperfecttensetotalkaboutthingsthathappenedinthepastbuthaveaconnectiontothepresentinsomewayAThepresentperfecttense2I/You/We/Theyhavemadehavenotmade

alotofnewfriendsHave

I/you/we/theymadeYes,No,I/you/we/theyhavehavenot

alotofnewfriendsI/You/We/havemadealotofnew3He/She/Ithavemadehavenotmade

alotofnewfriendsHasHe/She/ItmadeYes,No,He/She/Ithavehavenot

alotofnewfriendsHe/havemadealotofnewfrien4WorkouttheruleWeformthepresentperfecttensewith_________or__________+pastparticipleofthemainverb.havehasWorkouttherulehavehas5ThingstorememberI/You/We/Theyhave=I’ve/You’ve/We’ve/They’veHe/She/Ithas=He’s/She’s/It’s

havenot=haven’thasnot=hasn’tThingstorememberI/You/We/The6Thepastparticipleofaregularverbisusuallythesameasitspasttense.Youcanfindthepastparticiplesofsomeirregularverbsonpages141and142.規(guī)則動詞的過去分詞和過去式一樣不規(guī)則的動詞過去分詞見P141和P142.arrive-arrived–arrivedgo–went--goneThepastparticipleofaregul7

ErichasbeeninBeijingforaweek.Completehisemailtohismotherwiththepresentperfecttenseoftheverbsinbrackets.To:MumFrom:Eric

DearMum,I’vebeeninBeijingforaweek.I(1)__________(meet)myhostfamily.havemetErichasbeeninBeijingfor8They’rereallyfriendly.MyhostbrotherWeiandI(2)_____________(play)alotoffootballataparknearhishome.Webothenjoyfootballverymuch.Mrs.Li,myhostmother,(3)____________(cook)medeliciousChinesefood.haveplayedhascookedhaveplayedhascooked9I(4)______________(study)ChinesewithmyBritishclassmates.We(5)____________(see)someplacesofinterestinBeijingtoo.However,I(6)_______________(not,visit)theGreatWallyet,andI(7)_____________(not,do)anyshoppingeither.Iwilldothesethingsnextweek.Love,Erichavestudiedhaveseenhaven’tvisitedhaven’tdoneI(4)______________(study)Chi10BThepresentperfecttensewithalready,yet,everandneverWecanusealready,yet,everandneverwiththepresentperfecttense.BThepresentperfecttensew11Sarahhas

alreadyseenmanyplacesofinterestinBeijing.HaveyouseentheGreatWallyet?No,IhavenotseentheGreatWallyet.HaveyouevervisitedtheSummerPalace?No,IhavenevervisitedtheSummerPalace.Sarahhasalreadyseenmanypl12Workouttherule

Wecanusetheadverbsalready,everandnever(before/after)have/hasand(before/after)themainverb.Weoftenuseyetatthe(beginning/end)ofaquestionoranegativesentence.Workouttherule13我們可以把a(bǔ)lready,everandnever放在have,has或者實義動詞前或者后面。把yet放在疑問句或者否定句中，置于句子的結(jié)尾。八年級英語上冊-Unit-5-Educational-exchanges-Grammar課件14SarahwantstoknowwhetherthestudentsfromBeijinghavevisitedanyplacesinLondonbefore.Askandanswerquestionsinpairs.Followtheexample.B1B115S1:HasAliceeverseenbigBen?S2:No,shehasn’t.She’sneverseen

BigBen.S1:HassheevervisitedTowerBridge?S2:Yes,shehas.Shevisitedittwoyearsago.…S1:HasAliceeverseenbigBe16SeeBigBenVisitTowerBridgeTouraroundBucking-hamPalaceAlice×√twoyearsago×SeeBigBenVisitTowerBridgeT17George√(oneandahalfyearsago)××Robin×√(oneyearago×George√(oneandahalfyearsa18

LaterSarahisaskingthestudentsfromBeijingaboutwhattheyhaveandhavenotdoneinLondon.Askandanswerquestionsinpairs.Followtheexample.B2LaterSarahisaskingthe19DoshoppingSeeBigBenAlice×√George√×Robin√√DoshoppingSeeBigBenAlice×√G20S1:Haveyoudoneanyshoppingyet.Alice?S2:No,Ihaven’tdoneanyshoppingyet.S1:HaveyouseenBigBenyet?S2:Yes,I’vealreadyseenit.八年級英語上冊-Unit-5-Educational-exchanges-Grammar課件21Morepractise1.I_______already________(see)thefilm.2.—________he__________(finish)hisworktoday?—Notyet3.—________you________(be)toHongKong?

Yes,I____________(be)theretwice.

haveseenHasfinishedHavebeenhavebeenMorepractise1.I_______alrea224.________youever_______(eat)chocolatesundaes（圣代）?

—No,never.5.Myfather______just_______(come)backfromwork.Heistirednow.6.—Where'sLiMing?

—He______________(go)totheteacher'soffice.

Haveeatenhascamehasgone4.________youever_______(ea237.SofarI______________(make)quiteafewfriendshere.

8.Howlong___________theWangs__________(stay)here?

—Fortwoweeks.

9.IhavebeentoMacaubefore.(改為否定句)

I_________________beentoMacaubefore.havemadehavestayedhavenot7.SofarI______________(mak2410.Hehasn'tcometoschoolbecausehe'sill.(就劃線部分提問)

________________hecometoschool?11.HehaslearnedEnglishfor5years.(就劃線部分提問)

___________________________learnedEnglish?12.Iboughtanewbikejustnow.(用just改寫)

I_________just________anewbike.

WhyhasHowlonghashehavebought10.Hehasn'tcometoschoolb25

Thankyou!

26

Unit5EducationalexchangesGrammarUnit5Grammar27AThepresentperfecttense

WeusethepresentperfecttensetotalkaboutthingsthathappenedinthepastbuthaveaconnectiontothepresentinsomewayAThepresentperfecttense28I/You/We/Theyhavemadehavenotmade

alotofnewfriendsHave

I/you/we/theymadeYes,No,I/you/we/theyhavehavenot

alotofnewfriendsI/You/We/havemadealotofnew29He/She/Ithavemadehavenotmade

alotofnewfriendsHasHe/She/ItmadeYes,No,He/She/Ithavehavenot

alotofnewfriendsHe/havemadealotofnewfrien30WorkouttheruleWeformthepresentperfecttensewith_________or__________+pastparticipleofthemainverb.havehasWorkouttherulehavehas31ThingstorememberI/You/We/Theyhave=I’ve/You’ve/We’ve/They’veHe/She/Ithas=He’s/She’s/It’s

havenot=haven’thasnot=hasn’tThingstorememberI/You/We/The32Thepastparticipleofaregularverbisusuallythesameasitspasttense.Youcanfindthepastparticiplesofsomeirregularverbsonpages141and142.規(guī)則動詞的過去分詞和過去式一樣不規(guī)則的動詞過去分詞見P141和P142.arrive-arrived–arrivedgo–went--goneThepastparticipleofaregul33

ErichasbeeninBeijingforaweek.Completehisemailtohismotherwiththepresentperfecttenseoftheverbsinbrackets.To:MumFrom:Eric

DearMum,I’vebeeninBeijingforaweek.I(1)__________(meet)myhostfamily.havemetErichasbeeninBeijingfor34They’rereallyfriendly.MyhostbrotherWeiandI(2)_____________(play)alotoffootballataparknearhishome.Webothenjoyfootballverymuch.Mrs.Li,myhostmother,(3)____________(cook)medeliciousChinesefood.haveplayedhascookedhaveplayedhascooked35I(4)______________(study)ChinesewithmyBritishclassmates.We(5)____________(see)someplacesofinterestinBeijingtoo.However,I(6)_______________(not,visit)theGreatWallyet,andI(7)_____________(not,do)anyshoppingeither.Iwilldothesethingsnextweek.Love,Erichavestudiedhaveseenhaven’tvisitedhaven’tdoneI(4)______________(study)Chi36BThepresentperfecttensewithalready,yet,everandneverWecanusealready,yet,everandneverwiththepresentperfecttense.BThepresentperfecttensew37Sarahhas

alreadyseenmanyplacesofinterestinBeijing.HaveyouseentheGreatWallyet?No,IhavenotseentheGreatWallyet.HaveyouevervisitedtheSummerPalace?No,IhavenevervisitedtheSummerPalace.Sarahhasalreadyseenmanypl38Workouttherule

Wecanusetheadverbsalready,everandnever(before/after)have/hasand(before/after)themainverb.Weoftenuseyetatthe(beginning/end)ofaquestionoranegativesentence.Workouttherule39我們可以把a(bǔ)lready,everandnever放在have,has或者實義動詞前或者后面。把yet放在疑問句或者否定句中，置于句子的結(jié)尾。八年級英語上冊-Unit-5-Educational-exchanges-Grammar課件40SarahwantstoknowwhetherthestudentsfromBeijinghavevisitedanyplacesinLondonbefore.Askandanswerquestionsinpairs.Followtheexample.B1B141S1:HasAliceeverseenbigBen?S2:No,shehasn’t.She’sneverseen

BigBen.S1:HassheevervisitedTowerBridge?S2:Yes,shehas.Shevisitedittwoyearsago.…S1:HasAliceeverseenbigBe42SeeBigBenVisitTowerBridgeTouraroundBucking-hamPalaceAlice×√twoyearsago×SeeBigBenVisitTowerBridgeT43George√(oneandahalfyearsago)××Robin×√(oneyearago×George√(oneandahalfyearsa44

LaterSarahisaskingthestudentsfromBeijingaboutwhattheyhaveandhavenotdoneinLondon.Askandanswerquestionsinpairs.Followtheexample.B2LaterSarahisaskingthe45DoshoppingSeeBigBenAlice×√George√×Robin√√DoshoppingSeeBigBenAlice×√G46S1:Haveyoudoneanyshoppingyet.Alice?S2:No,Ihaven’tdoneanyshoppingyet.S1:HaveyouseenBigBenyet?S2:Yes,I’vealreadyseenit.八年級英語上冊-Unit-5-Educational-exchanges-Grammar課件47Morepractise1.I_______already________(see)thefilm.2.—________he__________(finish)hisworktoday?—Notyet3.—________you________(be)toHongKong?

Yes,I___________