1)---MustIdomyhomeworkatonce,mom?---No,you____.A.mustnot?B.maynot C.needn’t?D.haven’t()2)Reading_________isgoodforyou.?A.toomuchB.muchtooC.toomanyD.manytoo()3)You’dbetter____lateforclass.A.notare B.are C.notbe D.notis()4)Whatshouldwedo______thechildren?A.helpB.helping C.helpsD.tohelp()5)Asastudent,weshouldkeepourschool______.cleanedB.cleanC.cleaningD.toclean(二)句型转换1.Youshoulddrinkmorewater.(改为否定问)You________________morewater.2.Weshouldeathealthyfoodtopreventtheflu.(就划线部分提问)________________we________topreventtheflu?3.Mustwecleantheflooreveryday?(作否定回答)No,we_____________________.4.You’dbetterliedownnow.(改为否定句)You’dbetter______________downnow.5.Wemustopenthewindowseveryday.(同义句转换)Wemust_______thewindows_______everyday.(三) 拓展延伸 1, 完成同步练习题。 2, 写一篇关于预防流感的短文。 3, 背诵1a。五,总结与反思重要语法总结:?must/haveto的用法
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