1. Revision of unit 4&5

2. 1.Matter has three states: solid, liquid and gas. she didn’t eat solid foods for three weeks. 2.Explode At last his anger exploded. The expert exploded the bomb. His theory was exploded by new evidence. 3. You must not look only at the surface of things. His politeness is on the surface. After living abroad for years, she suddenly surfaced again in Beijing. 推翻

3. 4. don’t lay the school bag on the table. Chicago lies to the west of Detroit. I found a wallet lying on the ground on my way home. The naughty boy lied to his mother, “the cock laid an egg just now.” Lie 撒谎 lied lied lying Lie 位于，躺 lay lain lying Lay 下蛋，产卵，放置，搁 laid laid laying

4. 5. There were masses of dark clouds in the sky. Dark clouds massed, and we expected it was going to rain. 6.He spread bread with butter. In the past 5 years the city has spread out in all directions. He spread himself on the sofa. 7.His carefulness prevented a serious accident. The little girl tried to prevent her parents from quarrelling. The church bells keep me from sleeping.

5. 8. –can you come to watch my play? -It all depends. / That depends. Most students depend on their parents for food and clothing. What we can buy depends on how much money we have. 9. What he said disappointed me. 发现他不在家，她很失望。 She was disappointed at finding him out.

6. 10.The USA occupied Iraq by force. 不要把你的想法强加于人。 Don’t force your ideas on others. 你不应该强迫别人去做事。 You shouldn’t force others to do it. 11. Now that it is raining, let’s stay here for a break. Now that you are well again, you can go on with your work. 12.The fans cheered their football team. Cheer up a bit, things aren’t that bad. Cheers!

7. 13. A big fire broke out in this house last night and more than 20 people were killed in the fire. The incident caused World War I to break out. 14. 这个房间是那个房间的 4 倍大。 The room is 4 times as large as that one. The room is 3 times larger than that one. The room is 4 times the size of that one.

8. 15. He is too young to join the army. I am too busy to go with you. 1.People ofter wear sun-glasses to ____ their eyes from stong light. A.Prevent B. keep C. stop D. protect 2. _____ made the school proud was ___ more than 90% of the students had been admitted to key universities. A.What; because B. what; that c. That ; that D. that; what 3. If you keep on, you’ll succeed ____. A.In time B. at one time C. At the same time D. on time D B A

9. 1. 这个城市四面环山。 The city is surrounded on all sides by hills. 那所监狱有围墙围着。 The jail is surrounded by the wall. 2. He lives within 20 minutes’ walk. Her dress is bordered with silk. They live on the borders of the country. 3. I can’t figure out how to do this. Betty has a good figure.

10. 4.What a terrifying earthquake. I was terrified of being fired. He was terrified at the incident. I was terrified that he would despise me. 5. The pianist is on a concert tour. Let’s go downtown this afternoon. 6. I’d prefer to go in August rather than in July. I’d rather walk than take a bus. I prefer dying to giving in.

11. 7. He has money as well as fame. Wait until his excitement has settled down. He settled down to correcting the exercises. 8. Mother has a gift for making guests feel at home. He has a great gift for painting. 9. They often walk as fas as the foot of the mountain. I read as far as the third chapter.

12. 10. We saw light in the distance. I wouldn’t dream of cheating you. Tom dreamed that he passed the final exam. I have no idea whether he’ll come or not.