根据句意，用所给词的适当形式填空。

1. I am _____ (surprise) at the news. What about you?

2. When I passed the driving test, I thought I was the _____ (luck) person in the world.

3. The little boy is _____ (kind) to his classmates, so nobody likes him.

4. What do you think about the air _____ (pollute) in your hometown?

5. Danny and Daniel are brothers, and their _____ (wife) are sisters. That's interesting.

劳动力市场上的工资的决定机制是（）

A.由劳动者决定

B.由企业决定

C.由企业的盈利状况决定

D.由劳动力价值决定而受求关系的变动影响浮动