阳性支持反射存在时期（）。
A.O～1个月
B.0～2个月
C.0～3个月
D.0～4个月
E.O～5个月
参考答案：B
根据句意及首字母提示或用所给单词的适当形式填空。
1. Linda's new computer is in the ____ (lose) and Found.
2. Is that ____ (a) English book?
3. If you find my lost baseball, c____ me, please.
4. Here is a set of k____ for you.
5. Can you use her d____?
Drinking water in summer _____ your health.[ ]
A. is kind to
B. is good at
C. are good for
D. is good for
