todo的被动语态

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1、Unit2Robots——Grammar动词不定式的被动语态一、复习各种时态的被动语态（以thebook,publish为例）一般现在/过去时：Thebook____________________.一般/过去将来时:Thebook_________________________.Thebook__________________________.现在/过去进行时：Thebook__________________________.现在/过去完成时:Thebook___________________________.情态动词：Thebook_____________

2、________________.is/waspublishedwill/wouldbepublishedis/wasgoingtobepublishedis/wasbeingpublishedhas/hadbeenpublishedcan/could/may/might…bepublishedAnewlibrary_________(build)lastyear.Anaccident_________(happen)onthisroadlastweek.AtalkonChinesehistory_________(give)intheschoolnextweek.Lo

3、ok!Anicepicture_______(draw)byhim.Thedoctor____________(notsend)toourhospitalyet.TheGreatWall_________(know)allovertheworld.Theschoolbagcan_______(put)behindthechair.wasbuilthappenedwillbegivenisbeingdrawnhasn’tbeensentisknownbeput1.动词不定式的被动有两种形式：1）一般式（not/never）tobedone2）完成式（not/never）t

4、ohavebeendone二、动词不定式的被动2.动词不定式的被动在句子中的作用作主语___________(offer)sympathybyarobotisridiculous.2)作表语Thepartyis_________(hold)nextSaturdayevening.=Itisridiculoustobeofferedsympathyby….Tobeofferedtobeheld3)作宾语Shedidn’tlike___________(treat)asachild.4)作宾补Tonyexpectedthehouse_________(transform)c

5、ompletely.tobetreatedtobetransformed5)作定语Whatavictory___________(envy)bythosewomen!6)作状语Hehurriedtothebookingofficeonly_________(tell)thatalltheticketshadbeensoldout.tobeenviedtobetold不定式的主动形式表示被动1．在therebe结构中例如：Thereisalotofhomework_______（do）．Thereisnothing______________（worryabout）．to

6、dotoworryabout2．在“主语+be+adj.(评价类)+todo”结构中。Heishard__________（convince）．Heisdifficult___________（workwith）.toconvincetoworkwith这扶手椅坐起来很舒服。这题目很难算出来。Thearmchairiscomfortabletositin.Thequestionisdifficulttoworkout.3.在“too…to;enoughto…”结构中主动表被动。too…to也可用被动如：Theproblemistoodifficult__________

7、(workout)．Thehouseisbigenough__________(livein).toworkouttobeworkedouttolivein4．在“with+宾语+todo”结构中。例如：Withnothing_______(do)，helayinbed．Withsomanyexercises________(finish)，Ican’tgotothecinema．todotofinish5．当不定式作后置定语,且它的逻辑主语在句中出现时,不定式主动表被动。例如：Ihavealetter_________(type)tod