上海教育版七年级英语下册Unit6第3课时Grammar课件

Module3

NaturalelementsUnit6

Electricity第3课时Grammar一、选择填空

(

)1.—____Ifinishwritingthereportnow?—No,you___.Youcandoittomorrow.A.May;mustn't

B.Must;needn't C.Can;mustn't

D.May;needn'tB(

)2.—DoIhavetocomebacktomorrow?—Yes,you_____.A.can B.may

C.must

D.should(

)3.IhavetopractisemyoralEnglisheverydaybecauseI___speakEnglishwell.A.needn't B.shouldn't C.can't

D.mustn't CC(

)4.—____Icomein,sir?

—Ofcourseyoucan.A.Must

B.May

C.Will

D.Should (

)5.Theflowerslook____.Iwillbuysome.A.nice

B.nicely

C.bad D.badly(

)6.Wehaven'tgot____meatfordinner.Let'sbuy___chicken.A.some;some

B.some;any

C.any;some

D.any；anyBAC(

)7.Manypeoplelikethesingerbecausehe_____writebeautifulmusic.A.can

B.may

C.must

D.need(

)8.—Mum,______

Iplayfootballthisafternoon?—Sure,butyou_____finishyourhomeworkfirst.A.may;could

B.can;mustC.may;can't

D.may;hastoAB(

)9.—Manypeopleplaywithmobilephonesalldayinsteadofreadingbooks.—That'stoobad.Everyone____beabooklover.Readingismoreenjoyable.A.may

B.should

C.would

D.can(

)10.MymothersaysI___playcomputergamesafterfinishinghomework.Sheissonice.A.should

B.may

C.need

D.can'tBB二、用can,can't,must,mustn't或may填空1.Mary________speakthreelanguages.Sheisexcellent.2.__________Ismokeinthisroom?3.—________heplayfootball?—No,hecan't.4.Theroomissodirty.I________cleanitrightnow.5.I________liftthebox.Itistooheavyforme.canCan/MayCanmustcan't6.—________Igohomeearlytoday?—No,youneedn't.7.—How________Ihelpyou,sir?—Iwantablueshirt.8.You_____________playwithfire.Itisdangerous.9.—Canyouworkouttheproblembyyourself?—Sorry,I________.It'stoodifficultforme.10.You______________gooutaloneatnight.Mustcan/maymustn't/can'tcan'tmustn't/can't三、语法填空Electricitymakesourlives_1._______(easy)thanbefore.Weusealotofelectricalappliances_2._______ourhouseseveryday.Here_3._______(be)threeofthem.Howcanweusethem_4._______(safe)? Whenweusethericecooker,weshouldkeeptheoutsideofthepotdry.Donotswitchthericecookeron_5._______thepotisempty.Whenweusethewashingmachine,weshouldnoteasierinaresafelywhen/if_6._______(putting)ourhandsinitwhenitison.Whenwearenotusingit,weshould_7._______(plug)it.Whenweusethemicrowave,weshouldnotturnitonwhenitisempty,_8._________itmightstartafire.Weshouldstandat