白头翁汤的功效是（） A.清热化湿，涩肠止痢 B.清热解毒，凉血_爱下问搜题

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问题单项选择题 A型题

白头翁汤的功效是（）

A.清热化湿，涩肠止痢

B.清热解毒，凉血散瘀

C.清热解毒，凉血止痢

D.清热凉血，消肿止痛

E.清热泻火，凉血止血

答案

参考答案：C

补全对话，情景问答

给下列的问句选择答语。

( ) 1. Would you like a snack?
( ) 2. Is he quiet?
( ) 3. What's he doing?
( ) 4. Who is talking?
( ) 5. What would you like to have?

A. He's drawing a picture.
B. I'd like some soup, please.
C. Yes, please.
D. No, he is loud.
E. It's Danny.

单项选择题

测噪声的声级计要离开人体（）米，离地高度不得低于（）米。

A、0.5、1

B、0.5、1.2

C、1、1

D、1、0.5