4. Every student should do ______ improve their studies. Which of the following is wrong?

　 A. all they can to　 B. what they can　 C. their best to　 D. everything they can to

3. We still remember the days _____ we spent together in the desert.

　 A. that　 B. where　 C. what　 D. when

2. I don’t like _______ you speak to her.

　 A. the way　 B. the way in that　 C. the way which　 D. the way of which

1. The professor made his first speech, _____ he talked about some subjects the students were interested in.

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

10.　　 That was the real reason _______ ________ he was late for yesterday’s meeting.

9.　　　　 John, _______ _______you can turn for help, is a very kind-hearted man.

8.　　　　 I bought a telescope _______ ________ I can study the sky.

7.　　　　 On April 5, our class went climbing the hill, on the top _____ ______ stood a huge temple.

6.　　　　 The knife _______ _______ he cut things was lost yesterday.

5.　　　　 He is the person _____ ______ we talked at the last meeting.