Not until I went through his paper _________ what rapid progress he had made in writing.
A. I did find B. did I find C. I had found D. was I found
The days when he was_________ his best is already a thing of the past.
A. in B. on C. at D. with
It is everybody’s desire that every effort___________ to reduce the pollution in our city.
A. was made B. be made C. will be made D. would be made
—I did not know you were good friends.
—You__________. I have known her since she moved here. You were abroad then.
A. may have B. needn’t have C. couldn’t have D. must have
Winters in ______ north of China are for_____ most part dry and cold.
A. 不填; a B. the; 不填 C. 不填; 不填 D. the; the
—Can I take a week’s holiday, Sir?
—_________; we are too busy at present.
A. Don’t worry B. Don’t mention it C. Forget it D. No problem