精选优质文档-倾情为你奉上9上Unit 2英语随堂反馈提高卷（整卷满分为90分）一、单项填空 (15分)( ) 1. Humans are slowly polluting the whole world and there is not enough clean air _ water. We must take action, _ things will be worse. A. and; and B. or; and C. and; or D. or; or( ) 2. The new jeans look nice _ Grace because she looks nice _ blue. A. on; in B. in; on C. for; on D. to; in ( ) 3. I suggest _ a party
