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—You look so upset. What’s wrong with you?

　 —The door　　　 . Can you help me?

　 A．won’t open　　　　　　　　 B．won’t be opened

　 C．can’t open　　　　　　　　 D．can’t be opened

It is known to all that ________ you exercise regularly,you won’t keep good health.?

A.unless　　　　　　　　　　　　　 B.whenever?

C.although　　　　　　　　　　　　 D.if?

Every day you __ to yourself: "I have plenty of time. I’ll learn my lesson tomorrow"

　 A. said 　 B. says

　 C. saying 　 D. have said

I ______ for an hour but he still ______.

　 A. have been waiting; hasn’t turned up 　　　　 B. have been waiting; didn’t show up

　 C. have been waited; hasn’t turned up　　　　 　 D. have been waiting; wasn’t turned up

I’m preparing the report for tomorrow’s meeting. Would you please _____ the radio a little?

　 A. turn on　　　 B. turn off　　　 C. turn up　　　 D. turn down

When answering the teacher’s questions，he holds thoughts that he can’t clearly ______　　　 in words.

　 A.express 　　　　 B.explain　　　　 C.expand 　　　 D.exercise

If you can dream _____ , you can do _____.

A. one; it　　　 B. it; one　　　　　 C. one; one　　　 D. it; it

They have been waiting for many hours to see the singer, but the airplane must have been _____.

　　A. behind the times 　　B. behind schedule　 C. ahead of time 　　D. in no time

How long does it take you to _______ yourself?
A. dress　　 B. put on　　 C. wear　　 D. have on

I walk into the great grassland and feel how small I am and how ______( 遼闊的) the sky is.