一．单项选择15分
( )1. There are two kites ________ in the sky. The ________ one is mine.
A. are flying, higher B. to fly, highest C. flying ,higher D. fly, high
( )2. Although they’re good friends, they often _______ each other when they have different opinions.
A. argue about B. quarrel about C. argue with D. fight with
( )3. which of the following can not be used as Subject in a sentence?
A. To protect animals B. He C. Eat healthily D. Taking exercise
