高中英语情态动词与虚拟语气复习

高中英语情态动词与虚拟语气复习 I. 基础练习 1、—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure. A. can; must B. can; may C. must; can D. may; must 2、The ____ expression on his face suggested that he ____ understand what I said. A. puzzling, should not B. puzzled, did not C. puzzle, was not D. puzzled, not 3、 Look! That fellow is too sleepy to work. He ______ up reading until midnight. A. mustn't stay B. mustn't have stayed C. ought not to stay D. should not have stayed 4、___________it in the flesh, I would never have known the drought in southwest China is so serious and people are suffering so much. A．Had I not seen B．If I did not see C．Should I not see D．Were I not seen 5、If you _______ my advice, you _______ your failure now．You _______ your victory． A．took ．．．wouldn’t cry over ．．．would celebrate B． had taken ．．．wouldn’t have cried over ．．．would have celebrated C