The idea puzzled me so much that I stopped for a few seconds to try to _______.

A. make it out      B. make it off      C. make it up       D. make it over

 Mother told Jim to watch the milk until it boiled and then _________ off the gas.

A. turn      B. turning      C. turned       D. having turned

 It is morning _____ we have four classes, not afternoon.

A. when　　　　  B. which　　　　    C. that　　　　 D. why

 In Hangzhou, Mr. Black was so struck ______ the beauty of nature that he stayed  

________ another night.

A. at ; on      B. with ; at        C. for ; in         D. by ; for

 The fact that people are afraid to go out at night is often a result of perceived (感知) danger ________actual danger.

A. other than        B. more than        C. rather than          D. better than

 I got an e-mail from Liu Xin, ___ said she was going abroad for further study.

A. who           B. she          C. which        D. it

 -----Has he changed his mind?

-----Yes. After some hours of discussion, I ____ to talk him into accepting the new plan.

A. had managed     B. would managed        C. have managed       D. managed

 In choosing ____ career, you should first consider ____ type of work which will suit your interest.

A. a, the        B. /, a             C. the, a             D. a, /

 It is reported that some wild animals were found ____ in a big cave in the mountain.

A. to hide dead        B. hidden dead           C. hiding dead          D. hidden death

 His health failing, ____ last year.

A. so the school gave Mr. Smith leave           B. the school had given Mr. Smith leave

C. so Mr. Smith went on leave from work         D. Mr. Smith went on leave from work