There are _________ seasons in a year. [ ]
A. twelve
B. there
C. four
答案：C
词义辨析。
A) have a look / have a look at
1. Can I _____ the photos of your family?
2. —I have a new pen.
—Let me _____ .
3. May I _____ what's on television?
B) on one's way back / by the way
4. _____ home, he saw a girl crying.
5. _____ , have you seen John lately?
路面施工场界噪声限值为昼间70dB，夜间65dB。当敏感区域噪声不能达标时，应采用控制作业时间等措施，保证居民的夜间休息不受打扰。（）
