(   ) 2. Please hold on to your dream       one day it comes true.

   A. if   B. until

   C. unless   D. though

(   ) 1. He is       to decide for himself.

   A. young enough   B. enough young

   C. old enough   D. enough old

5. Chi Li is a        (success) writer.

4. The boy practices        (play) the violin every day.

3. Jim is a lot       (busy) than Bob.

2. There are some       ( different) between them.

1. The       (develop) of China is very fast.

5. When we       (比较) Western culture with Chinese culture,you’ll find many differences.

4. It may       (引起) healthy problerrus if you don’t get enough sleep.

3. You should p       the door instead of pul ling it.