1 . Local festivals and customs, ______ may have deep meaning in a particular culture, can simply become entertainment for tourists. (用适当的词填空)

2 . 指出下列句中的非限定性定语从句，并说明引导词含义。
1. Jane Eyre, which I have read three times, is very interesting.
2. This notebook was left by Tom, who was here a moment ago.
3. The boy was away from home for a week, which worried his parents very much.
4. The moon travels around the earth once every month, as is known to everybody.
5. It was a big deal for us to load up and go to the local library, where my kids could pick out books to read or books they wanted me to read to them.
6. The development of the paintings matured in the Ming and Qing dynasties, when the art hit its heyday（鼎盛时期）.

3 . We’re going to host a national food festival, ________ you can sample every kind of delicious cuisine. (用适当的词填空)

4 . A strait is a narrow passage of water ______ connects two seas or large areas of water. (用适当的词填空)

5 . A valley is an area of low land between mountains, especially one ______ has a river flowing through it. (用适当的词填空)

6 . A glacier is a large mass of ice _________ moves very slowly, often down a mountain valley. (用适当的词填空)

7 . His niece is a dynamic girl, _________ likes to travel in minority areas or territories off the beaten track. (用适当的词填空)

8 . 指出画线部分是什么从句，说明引导词在从句中作什么成分。
1. We are certain that this is true.
2. He accepted the fact that he would never get it back.
3. Where a person lives doesn’t matter.
4. I have no doubt that you were telling the truth.
5. That is why he turned me down.
6. I feel it a terrible thing that I have to get up so early.
7. The reason was that he didn’t work hard at all.
8. Our village is no longer what it was fifty years ago.
9. This is where you are wrong.
10. I hate it when people speak with their mouth full.
11. That’s what makes him an excellent conductor.
12. She came to the conclusion that she must act at once.
13. I appreciated it very much that he had done me a favor.
14. Our success depends on how well we can cooperate with one another.
15. Nobody can explain the mystery why he suddenly disappeared.

9 . 指出画线部分是什么从句，说明引导词在从句中作什么成分。
1. Who will write the report has not yet been decided.
2. Don’t ask about what the meeting is for.
3. I heard the news that he had gone abroad.
4. What surprised us most is that we lost the game.
5. Whatever she did is right.
6. What the old man left his daughter was a large sum of money.
7. They kept it a secret that he was awarded a prize.
8. Tell me why you don't like the school
9. He had a feeling that she might not approve of the plan.
10. Whoever comes to my house will be welcome.
11. He wasn't sure whether he ought to laugh or cry.
12. The book is where you left it.
13. Itook it for granted that you would agree with us.
14. We hope that you will enjoy your stay here.
15. When he will be back depends on the weather.

10 . It is crucial _________ the mechanics and their assistants should test the performance of the space shuttle to minimize the frequency of accidents. (用适当的词填空)