人教版七年级下册英语unit 4 单元测试题Unit 4 Dont eat in class.一、单项选择:( ) 1. Do we have to finish our homework this afternoon? Yes, you _.A. must B. can C. mayD. need( ) 2. You _ play computer games on Friday. This is a rule. A. arent B. dont C. cant D. doesnt( ) 3. Dont talk in class, Paul! _. A. Good idea B. Sorry, Ms. Clark C. Thanks a lotD. That sounds fun( ) 4. Are the students outside? No. They