Unit 4 Global warming
Section A Warming up & Reading
题组Ⅰ
Ⅰ.单项填空
1. —How often do you eat out?
— , but usually once a week.
A. Have no idea B. It depends
C. As usual D. Generally speaking
2. In Britain people four million tons of potatoes every year.
A. swallow B. cost
C. consume D. exhaust
3. When different cultures, we often pay attention only to the differences without noticing the many similarities.
A. compared B. being compared
C. comparing D. having compared
4. Can you tell me how the accident ?
A. came over B. came out
