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1、,Unit10“VYouresupposedtoshakehands.单元语法小专题(GrammarFocus)d一、suppose的用法suppose的基本意思是“猜想;以为;假定“,但在具体语言环境中的意义不同,其用法如下:1.suppose十that从句,表示“猜测;假定“。e.g.Isupposethatyouareright.我想你是对的。2.suppose十名词/代词e.g.Manypeoplesupposehimtobeover50.许多自_人认为他50多岁了。.十tobe.,表示“认为.口3.suppose用于祈使句中表示建议,意为“让e.g.SupposewegoforasW
2、im.(五Letsgoforaswim.)让我们去游泳吧。二、besupposedto的用法1.besupposedtb.结构中to是动词不定式符号,不是介词,其后要跟动词原形。当besupposedto.的主语是人时,意为“应该.;被期望.“,它可以用来表示劝告、建议、义务、责任等,相当于情态动词_IShould。9ceg.Teachersaresupposedtotreatallthestudentsalike.P放为4学生一视同仁。2.当besupposedto.的主语是物时,它表示“本应;本该“,用于表示“某事本应该发生而没有发生。“e.g.Thetrainwassupposedtoa
3、rrivehalfanhourago.这列火东本应在半小时之前到达:3.besupposedto后面接“have十过去分词“时,表示“本应该做某事而没做“。e.g&.Youaresupposedtohavehandedinyourhomeworkbynow.现在你本应该把作业交上来。vHewassupposedtohavearrivedanhourago.他本应该一小时前就到了。4.besupposedto.的否定结构为benotsupposedto.,它常用于口语中,意为“不被许可;不应当“。eg.Shewas_notsupposedtobe_angryaboutthat.她本不该为那件事生
4、气的。三、Its十adj.十todosth.的用法此结构中it为形式主语,真正的主语是形容词之后的动词不定式,意为“做某事怎么样“,相当于doingsth,iS厂udj。e.g.Itsinportanttobeontime.准时很重要。一、用所给单词的适当开弋填仝。1.“_Am_I“supposed“(suppose)towearschoolu-niformtogotoschool?2.Itsimportantforus“toremember“(remember)theknowledge0offirst-aid:3.Theprogram“OneBelt,OneRoad“isvery_helpf
5、ul(help)forAsiansandEuropeans:.4.Everyoneissupposed“_towear(wear)aseatbelt5.Itspolite“tosay“(say)“Thankyou“whenoth-ershelpyou.二、单项选择。D)6Parcnts2TCttcaChthcirChildrCnhOWt0卜han叭LA.taughtB.allowedC.suggestedD.expectedtelltheteacherifyou(A)7.一Henry,youWwanttogooutoftheclassroom.一Sorry,sir.人.aresupposedt
6、oB.aresurprisedtoC.areafraidtoD.areexpectto(A)8.ItsnecessaryforhstoOurparentswhenwehaveproblemis:.A.totalkB.talkingC.talkD.talked(A79.Animalsareourclosefriends.Wearesupposedthem:.A.toprotectC.protect(D)10.Itsdangeroustigerinthezoo0.A.forustakingC.ofustakingB.protectingD.protection2C0Sel00kEthcB.ofustotakeD.f)rUSt0takedE
