煎药时需另煎的是（） A.龟甲 B.蛤蚧 C.瓦楞子 D.人参 E.三七粉

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问题单项选择题 B1型题

煎药时需另煎的是（）

A.龟甲

B.蛤蚧

C.瓦楞子

D.人参

E.三七粉

答案

参考答案：D

选择题

从分子的角度分析，下列对事实或现象的解释不正确的是（　　）

A．A

B．B

C．C

D．D

填空题

根据下列句子的意思及所给单词的首字母或汉语提示，写出各单词的正确形式。每空限填一词。

1. Science is one of my favorite s_____. How about you?

2. — Could you give me some a_____ on how to learn English well?

— I'd be glad to.

3. Doctors w_____ us to wash our hands before meals to keep disease away.

4. The more we get together, the _____ (快乐) we will be.

5. So far, we've _____ (成功) in saving thousands of people in danger.