1 . 他本来可以靠捕猎为生，但是政府再也不允许杀害野生动物了。(把句子补充完整)
He ______________ by hunting, but the government won’t allow ________   wild animals anymore.

2 . You made a mistake again, you ________________more careful.
你又犯错了，你本能更仔细些的。

3 . Only blindness could have __________ (prevent) her from knowing that she was unusually attractive.（所给词的适当形式填空）

4 . 情态动词＋have＋过去分词
我本可以生气或者辩解一下的。(汉译英)

5 . Harry ________ have won the physics competition easily yesterday, but he gave up.

A．could

B．might

C．would

D．must

6 . 他现在还没有出现，该发生了什么事情呢?
He has not appeared yet. What________ ________ ________ ________him?

7 . — Congratulations! You ________ have made great efforts for the English speech contest.
— Thanks. I do appreciate my teacher’s guidance.

A．might

B．must

C．should

D．could

8 . 他的眼睛在车内搜寻可能发生的事情的线索。(clue)
His eyes are searching the inside of the car________ .

9 . ——啊！我刚好错过了回家的最后一班公共汽车。
——那确实很糟糕。我相信你本可以赶上的，但是你没有抓紧时间。
——Oh! I just missed the last bus back home.
——That’s really bad. I’m sure you _________ it, but you just didn’t hurry up.

10 . 我本可以通过考试的。
I ________.