My teacher is forty. he looks young. [ ]
A. Does
B. But
C. And
答案：B
根据实际情况回答问题。
1. Is your birthday in November?
__________________________________.
2. Do you clean your room in the evening?
3. What's the weather like in fall?
4. What's the date today?
5. When do you usually go to school?
6. What are you doing now?
为什么说社会科学研究要有强烈的问题意识？
