—Without friendship, one can’t be happy although he is rich enough. As for me, I will never forget the happiest days _____________ I studied in the university.

—That’s a good idea.

A. that       B. when                 C. which

—Could you tell me _____________ over there?—Oh, that’s Mr. Wu, my English teacher.

A. who talking to my mother was

B. who talking to my mother is

C. who is talking to my mother

Boys and girls, learn to appreciate _________ others __________ yourselves, and you will find everyone is able to do everything in life calmly and successfully.

A. both, and           B. either, or               C. neither, nor

—How time flies! Several years _________ since we started our middle school life. We will keep the pleasant experiences in our minds.

A. has passed         B. has past                C. have passed

—It is said that _____ the young people may lose their abilities to hear after five years if they listen to MP4 players which are too loud for more than five hours a week.

A. thousand of         B. six thousand            C. six thousand of