Unit8语法练习1.Lookatthatsign.You_____keepquietinthehospital.A.canB.mayC.shouldD.will2.“You_____cometoworklateagain,oryouwillloseyourjob!”thebossshoutedatme.A.needn’tB.don’tneedC.hadnotbetterD.hadbetternot3.Youshould_____thelabifyourteacherdoesn’taskyouto.A.notenterB.nottoenterC.don’tenterD.notentering4.You____toobeytherules.A.mustB.oughtC.willD.should5.You___athome.Tokeephealthy,you____moreoutdooractivities.A.shouldnotstay,hadbettertotakeB.hadbetternotstay,shouldtakeC.shouldn’ttostay,hadnotbettertakeD.hadbetternottostay,shouldtaking二、完成句子。1.玛丽不应该找吉姆帮忙。Mary_____________Jimforhelp.2.你最好不要等他了。You________________waitforhim.3.我们应该先做什么呢？____________ｗe_____first?4.我应该把书放在书架上吗？_____I______thebooksontheshelf?5.你应该认真听老师讲课。You___________listentotheteachercarefullyinclass.
