题目内容：

短文填空：用所给词的适当形式填空,使短文完整正确，每个单词限用一次。

act, need, see, pollute, long, they, become, travel, famous, university

What about your future? Listen to four students talking about _1. future.

Fang Ming: I want to be a pilot when I grow up. I _2.___ good eyesight and I  will have to take flying lessons. I really enjoy __3._ and I hope __4.___ the world in the future.

Tom: I want to be an engineer when I grow up. I’m going to study design and    engineering at  5.  . My dream is to build the ___6.__ bridge in the world.

Jack: I want to be an __7.__ when I grow up. I’m going to take acting lessons, singing and dancing lessons, too. I hope I can be ___8.___ one day.

Zhang Wen: I want to be a scientist when I grow up. We know that the __9.___is serious now. So I will try my best to develop a new plant to make our environ- ment_10.____good.