英语必修3重点语法练习：情态动词、名词性从句专项练习7页.doc

人教版新课标必修3重点语法复习 情态动词、名词性从句专项练习情态动词1.（2007江苏） She looks very happy. She _ have passed the exam. I guess so. Its not difficult after all.A. should B. could C. must D. might2.（2006四川）Is Jack on duty today? It _ be him. Its his turn tomorrow.A. mustnt B. wont C. cant D. neednt3.（2012课标一卷）I _ use a clock to wake me up because at six oclock each morning the train comes by my h