2 . 根据句意，选择短语并以其适当形式填空。

1. The patient opened his mouth_______to say something.
2. We should always understand our parents, who usually_______our study and life.
3. _______ your accent, I guess you must be from the south.
4. The government has increased the tax twice ever since it _______.
5. Jane_______to her curiosity and tore opened the letter which was for her sister.
6. Mary found her new boss, who is bad-tempered, difficult_______.
7. You can’t imagine the trouble he had_______the company of his own.
8. It’s normal for teenagers to get rebellious (叛逆) and it’s a stage we all _______.

3 . The salesman p________ us into buying his product yesterday. (根据首字母单词拼写)

5 . You should know exactly what ________ (导致) your pressure, and then you can take measures to deal with it.(根据汉语意思单词拼写)

6 . Human activity has led to global warming , which has aroused widespread concern. (用强调句改写）
_____ _____ human activity_____ has led to global warming , which has aroused widespread concern.

7 . She has bought a new TV for her mother. (变为一般疑问句)
_________ she ________ a new TV for her mother?

8 . ---Nancy has worked in our company for three years. She speaks French very fluently.
---She           French for four years in university.

A．studied

B．had studied

C．has studied

D．study

9 . I'm _______ ________ ______ ________ _______ you soon.   我盼望着早日收到你的来信。

10 . The number of medical schools reached 18 in the early 1990s and ______ around that level ever since.

A．are remaining	B．have remained
C．is remaining	D．has remained