英语人教版九年级全册be supposed to 的用法.doc

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1、besupposedto的用法▲be(am/is/are)supposedto表示按照规则、规律、义务或约定“应当；理应”去做某事，其中to为动词不定式符号，后接动词原形。如：Everystudentissupposedtostudy hard.Youaresupposedtotakeanumbrella.▲be(am/is/are)supposedto的语意相当于should。如：Sueislateforclassandsheissupposedto/shouldsaysorrytotheteacher.▲be(am

2、/is/are)supposedto的否定式是在be后加not，即benotsupposedto，其一般疑问句是把be提至主语前。如：Youaresupposedtodothat.Youarenotsupposedtodothat.Areyousupposedtodothat?▲was/weresupposedto常用来把本应该发生的事与实际发生的事进行对照，可译为“本应该”。如：ThemeetingwassupposedtotakeplaceonTuesday,butwe’veputitoff.【运用】Ⅰ.单项选择。

3、1.Animalsareourclosefriends.Wearesupposed__________them.A.toprotect                    B.protecting       C.protect (2013黑龙江齐齐哈尔)2.InFranceyou__________putbreadonthetable.You’renotsupposedtoputitontheplate.A.shouldn’t                   B.aresupposedto   C.wouldl

4、iketo             D.will (2013山东枣庄)Ⅱ.完成句子，每空一词。1.青少年应该敢于质疑。Teenagersare____________________bebraveenoughtoaskquestions.(2014甘肃兰州)2.我们应该帮助父母做家务。Wearesupposed____________________ourparentsdothehousework.3.火车本应该半小时前到达。Thetrain______________________________arrivehal

5、fanhourago.4.人们不应该到处扔垃圾。People________________________________________throwrubbisheverywhere.