1 . While doing some shopping, I often can’t help ________________(persuade) into buying more goods. (所给词的适当形式填空）

2 . Before we get further into this subject, several basic concepts (概念) need ______ (clarify). （所给词的适当形式填空）

3 . It is no use_____(regret) your past mistakes. (所给词的适当形式填空)

4 . 正是在团队内工作才使得我的工作更有效率。(强调句；动名词作主语) （汉译英）

5 . _______________(expose) to direct sunlight can easily get you sunburnt. (所给词的适当形式填空)

6 . Which of the following sentences is correct?

A．If you start to feel nervous or stressful, do not reach for a cigarette.

B．Don’t choose a day that you know it is going to be stressful, such as the day of an exam.

C．It is only when the disease has progressed to AIDS that a person begins to look sick.

D．Anyone who has sex with a person infected with HV/AIDS risks to get the virus.

7 . 这就是说，过一段时间之后，你的身体习惯了香烟里的尼古丁。
This means that after a while your body ______________________________________ nicotine in it.

8 . ________ (分析) the data cost him much time, but the result was quite satisfying. (根据汉语提示单词拼写)

9 . I think it is no use _________ (争吵) with him now and we must find solutions to the problem soon. （根据汉语意思填空）

10 . The government took measures to prevent our city from _________ (污染) more seriously.（根据汉语意思填空）