我国水资源的时间分布规律是[ ]
A、东南多，西北少
B、东南少，西北多
C、夏秋多，冬春少
D、夏秋少，冬春多
答案：C
用所给单词的适当形式填空。
1. _____________ (be) you helpful at home?
2. What can he _____________ (do) at home?
3. She can _____________ (cook) the meals.
4. I would like _____________ (have) a try.
5. Can you do the _____________ (dish)?
What is the best way __________ the question?
A．answer
B．answering
C．to answer
D．to answering
