It’s very dangerous to _______ these viruses without any protection.

A. be exposed to    B. expose to     C. expose      D. be exposing to

动词填空（共10题，每小题0.5分，共5分）

1. The 8,892-kilometre-long border is said to be the longest border in the world not __________ (defend) by an army

or the police.

2. I am sure that the people in the disaster areas are on their way to__________ (live) a better life.

3. With all the cartoon books I needed__________ (buy), I left the bookstore.

4. The little girl, who has been spoiled has got used to __________ (offer) everything she needs.

5. After getting lost, the hiker spent several days walking through wild, lonely countryside before __________.(find)

6. It is such a small problem that it is hardly worth __________ (trouble) about.

7. I’d be the first __________ (admit) that I might be wrong.

8. One aim of genetically modified research is __________ (produce)food which will make us healthier.

9. At first he refused to accept any responsibility but he ended up __________.(apologize)

10.__________ (expose)to lead does great harm to children’s learning ability.

:翻译句子(共5小题, 每小题2分，满分10分)

1. 当老师要求他们分组讨论时，整个课堂活跃起来。(come to life)

2. 车祸中乘客的死亡应该归咎于醉酒的司机。（be to blame for---）

3.因为有这么强的决心，难怪无论何时他处于困境都能克服种种困难。(no wonder;    whenever; various)

4.最终他们得出结论，争论没有意义。(draw a conclusion; make sense)

5.（让）儿童接触暴力电视是不恰当的，这很可能会伤害他们的身心健康。(expose---to---; be likely to)

Thanks to his open-minded parents and schoolmaster, he was lucky enough to grow up? ???? the positive impact of sports.

A. exposed to? ????????????? ????????????? B. to expose to ?????????????

C. being expose to ????????????? ????????????? D. having exposed to

The new invention may __________a lot of changes in our daily life.

A. result from          B. expose to                    C. lead in                   D. contribute to