Unit7SectionAGrammarFocus4a-4c課件人教版九年級英語全冊

Unit7Teenagersshouldbeallowedtochoosetheirownclothes?

SectionAGrammarFocus4a-4ckeep…awayfromchan.chancen.educationn.son.societyn.managv.managev.hangoutwithfriendsatnightusephoneswatchTVonweekdaysA:Areyouallowedto…?B:Yes./No.A:Doyouthinkteenagersshouldbeallowedto…B:…Whatarethesesentencestalkingabout?opinions&reasons（rules）modalverb(情態(tài)動詞）+bedonemodalverb(情態(tài)動詞）+bedonecan/could能，會；可以；有可能shall/should應(yīng)該may/might可能，可以

will/would將；愿must必須含有情態(tài)動詞的被動語態(tài)Qs:1.基本結(jié)構(gòu)2.肯變否怎么變？3.陳述變疑問什么變?4.特殊疑問句結(jié)構(gòu)？5.主動語態(tài)如何轉(zhuǎn)被動語態(tài)？Sixteen-year-oldsshould

be

allowedtodrive（bytheirparents）.Sixteen-year-oldsshould

not

be

allowedtodrive（bytheirparents）.Shouldsixteen-year-oldsbe

allowedtodrive（bytheirparents）?Yes,theyshould.No,theyshouldn’t.4.Whatthingsshouldsixteen-year-oldsbeallowedtodo（bytheirparents）?結(jié)構(gòu):肯定：S+情態(tài)動詞+be+動詞的過去分詞+其他（by…）否定：S+情態(tài)動詞+not+be+動詞的過去分詞+其他（by…）情態(tài)動詞的被動語態(tài)

Theenvironmentshould

beimproved.

Theenvironmentshould

not

beimproved.一般疑問句：情態(tài)動詞+主語+be+動詞的過去分詞？

Theenvironmentshould

beimproved.

Should

theenvironmentbeimproved?特殊疑問句：特殊疑問詞+情態(tài)動詞+主語+be+動詞的過去分詞？

Wherecanthebookbebought?Youmustcleanyourbedroomeveryday.含有情態(tài)動詞的主動語態(tài)轉(zhuǎn)被動語態(tài)Yourbedroomshouldbecleanedeveryday.ExercisesTheroomshouldbecleanedeveryday.(改為否定句和疑問句)Theroomshouldn’t

be

cleanedeveryday.Shouldtheroombe

cleanedeveryday?2.Parentsshouldallowchildrentochoosetheirclothes.(改為被動語態(tài))Childrenshouldbeallowedtochoosetheirclothesbyparents.ExercisesWemustdothework.Theworkmustbe

donebyus.2.Wemustcleantheclassroomaftertheparty.Theclassroommust

be

cleanedafterthepartybyus.Thehouseworkwillbedoneintheafternoon.Thehouseworkwillnotbedoneintheafternoon.Willthehouseworkbe

doneintheafternoon?Yes,itwill.No,itwon’t.4.When

will

thesebooksbepublished?

結(jié)構(gòu):肯定：will+be+動詞的過去分詞否定：will+not+be+動詞的過去分詞一般將來時的被動語態(tài)

Thehouseworkwillbedoneintheafternoon.

Thehouseworkwillnotbedoneintheafternoon.一般疑問句：Will+主語+be+動詞的過去分詞？Willthehouseworkbedone

intheafternoon?特殊疑問句：疑問詞+情態(tài)動詞+主語+be+動詞的過去分詞？

When

will

thesebooksbepublished?

Iwilldo

thehouseworkintheafternoon.含有一般將來時的主動語態(tài)轉(zhuǎn)被動語態(tài)Thehouseworkwill

be

done

intheafternoon(byme).Pastparticiples(過去分詞)Irregularverbs(不規(guī)則動詞):read-read-readput-put-putcut-cut-cutspread-spread-spread傳播hit-hit-hitcost-cost-cost花費(fèi)A-A-AA-B-ARemember!!!find-found-found

發(fā)現(xiàn)

meet-met-met遇見build-built-built

建造

send-sent-sent送tell-told-told

告訴

sell-sold-sold

賣shoot-shot-shot射擊

win-won-won贏sleep-slept-slept睡覺

keep-kept-kept保持buy-bought-bought買

teach-taught-taughtthink-thought-thought

思考，認(rèn)為bring-brought-brought帶來A-B-Blight-lit-lit

點(diǎn)亮

pay-paid-paid

付錢

stand-stood-stood

站，忍受choose-chose-chosen選擇see-saw-seen看go-went-gone走drink-drank-drunk喝do-did-done做take-took-taken拿，帶走steal-stole-stolen

偷swim-swam-swum

游泳write-wrote-written

寫wear-wore-worn

穿A-B-CmustbekeptawayfromtheInternetshouldbegivenchances(bytheirparents)tomaketheirowndecisionsScan:Whatisthepassageabout?beaskedareallowedstartmovetakecontinuemanagev.完成（困難的事），應(yīng)付（困難的局