1 . 选择并使用所给单词或短语的正确形式完成句子，有两个词为多余。

automatic   participate   keep sth. in perspective   prohibit   contract   boost mount up   boil down to   throw in the towel   delicacy   beat down   greed

1. Any student _________ in this activity will be given a prize.
2. People should _________ from using plastic bags to reduce white pollution.
3. Now it _________ a question of how we can get there: by plane or by train?
4. We should attach importance to our personal hygiene, otherwise it would increase the chances of _________ certain diseases.
5. He stared at the diamonds with _________ eyes.
6. Nowadays, many youngsters fly to Changsha just to visit local restaurants and taste local _________.
7. The money he put aside every month soon _________ to quite a considerable amount.
8. You need to _________ everything _________ to draw a logical conclusion.
9. After the user fills in the application form, the data will be updated _________.
10. The rain _________ continuously, it was completely dark outside, and the road was deserted except for him and his car.

2 . 词性转换
1. steadily adv. 平稳地→ ________adj. 稳定的；不变的
2. delicate adj. 脆弱的→ ________n. 脆弱；娇嫩
3. leisure n. 空闲，闲暇→ ________ adj. 悠闲的 adv. 悠闲地；从容不迫地
4. radiation n. 辐射→ ________adj. 放射性的；有辐射的

4 . 就我而言，姑姑包的赤豆粽子就是珍馐美味。(wrap)(汉译英)

5 . 他们中的大部分人都带了很多美食。
Most of them________ ________ ________.

6 . 有件有点儿棘手的事我想要商量一下。
There is__________ __________ __________ __________ __________which I would like to discuss.

7 . 他用当地的美味佳肴来招待客人。
He__________ __________ __________ __________his guests’ meal.