(　　　)1. I want to walk on Mars some day.

1. Most of your ________ are good, but you have one bad ________. (tooth)

1. teeth; tooth

(　　　)1. Many years ago, I ________ to be a scientist. But now I ________ a worker.
A. wanted; am
B. wanted; was
C. want; am

1. A 解析：前一句是一般过去时，因此动词用过去式；后一句是一般现在时，因此be动词用am。

1. I want to be a Chinese teacher in the future. (同义句转换)
My ________ ________ ________ ________ a Chinese teacher in the future.

1. dream is to be

五、选用方框中的句子补全对话。(有两项多余)

A. What will you do then?
B. Don’t watch basketball matches.
C. I know you like playing basketball very much.
D. I believe you can make it.
E. What about you?
F. You won’t be a good player.
G. That’s my dream.
A: Alice, what do you want to be when you grow up?
B: I have no idea. 1. ________
A: Me? I want to be a basketball player.
B: 2. ________
A: Yes. I will go to a basketball school. I will work hard there.
B: 3. ________
A: I’ll go to America and play basketball there. 4. ________
B: Oh, great. 5. ________ I think I will be a writer. Because I like writing and I will write something about you.
A: Wonderful!

五、1. E 2. C 3. A 4. G 5. D