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问题 单项选择题

患者，女性，50岁，月经紊乱2年余。此次2个月未来潮后出血近半个月。子宫正常大小、软，诊断为无排卵型功血。

首选的止血方法是

A．刮宫
B．雌激素
C．纱布填塞
D．压迫止血
E．止血药

答案

参考答案：A

解析：刮宫既可止血又可诊断，故首选。

填空题

根据所给首字母或汉语写出正确的英语单词。

1. B_____ your math book here.

2. The store s_____ kinds of things. They are very cheap.

3. Watching TV is b_____. But playing soccer is very interesting.

4. His first name is John, and his f_____ name is Green.

5. All the fruit and vegetables are at a very good p_____.

6. Do you (需要) _____ big and red strawberries at five yuan a kilo?

7. The sports shoes in all (颜色) _____ are 70 yuan a pair.

8. How much are the (短裤) _____?

9. In the store, we can (买) _____ school things.

10. Come and see for (你亲自) _____ at Huaxing Clothes Store!

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单项选择题

边际效用递减规律说明消费者在消费某种商品时，消费数量越多（）

A.得到的总效用越多

B.得到的总效用越少

C.效用增量越多

D.效用增量越少
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