2 . ______ the cold, thin air and low oxygen levels also can cause mountain sickness.

A．On behalf of

B．Apart from

C．In terms of

D．Except for

4 . She warns of the environmental dangers facing society, and she teaches that people must take responsibility ______ saving their environment.

A．for

B．as

C．in

D．of

5 . 假定英语课上老师要求同桌之间交换修改句子，请你修改你同桌写的以下句子。句中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏词符号（^）。并在其下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下面划一横线，并在该词下面写出修改后的词。
注意：1. 每处错误及其修改均仅限一词；2. 只允许修改10处，多者（从第11处起）不计分。
1. My son, who is a 18-year-old young man, now is a university student.
2. The experiment was much more easier than we had expected.
3. It’s me who am the winner.
4. Three-fourth of his money has been spent in buying expensive clothes.
5. I listened to a story was told by an old woman.
6. He had an astonishing look on his face when he heard the news.
7. These documents are not accessible by the public.
8. He studied hard every day aimed at passing the exam.
9. About 80 percent of web traffic are in English.
10. My mum told me how to preparing it.

6 . I firmly support the opinion that even the hero has weakness________some respect. (用适当的词填空)

7 . ______ good service, the restaurant offers different kinds of traditional Henan food.

A．Far from

B．Apart from

C．Instead of

D．As well as

9 . As far as I know, riding bicycles is a good solution         air pollution.

A．of

B．at

C．for

D．to