Unit 2 How often do you exercise? 单元检测题
姓名： 得分：
Ⅰ、单项选择（30分）
1. “_____ do you go shopping?” “Once a week.”
A. What time B. How long
C. Ho w often D. How soon
2. We usually do some cleaning _____ weekends.
A. for B. on C. over D. in
3. _____ it is raining, _____ he is still working outside.
A. Although; but B. Although; /
C. But; although D. /; although
