对超声诊断的描述正确的是() A.超声在均质液体中呈单反射性 B.超声在肝脏中反射界

题型:单项选择题 A1/A2型题

问题:

对超声诊断的描述正确的是()

A.超声在均质液体中呈单反射性

B.超声在肝脏中反射界面较多

C.肾脏纤维化时呈单反射

D.含气的脏器为无反射

E.大量脂肪沉积的脏器常被吸收衰减

考点:卫生资格考试(中初级)整形外科主治医师整形外科主治医师基础知识考前冲刺二
题型:单项选择题 A1/A2型题

阅读理解

       There is a house near the river. There lives a man in the house and there are a lot of fish in the river.

There are some trees by the river. There are some apple trees and some banana trees. There often stay

some monkeys (猴子).

       The monkeys often go there and eat some fruit. The man often fishes (钓鱼) in the river.

       When the man fishes, the monkeys throw some apples and bananas in the river. So the fish run away

so that (因此) the man fishes no fish. In order to (为了) catch a fish, the man often keeps the monkeys

away (把……撵走) while (当……时候) he is fishing.

1. Is there bridge (桥) over the river?

A. Yes, there is.

B. No, there isn't.

C. The story doesn't tell us.

D. No, there is.

2. Why (为什么) do the monkeys often go there?

A. Because (因为) there is much fish.

B. Because there is a man.

C. Because there are some fruit trees.

D. Because they want to throw some apples in the river.

3. Does the man like the monkeys to go there?

A. Yes, he does.

B. No, he doesn't.

C. He likes them very much.

D. No, he don't.

4. Why can't the man catch any fish?

A. Because the river is not deep (深).

B. Because fish doesn't like his food.

C. Because there is no fish in the river.

D. Because the monkeys throw something in the river.

5. What does the man do at last?

A. The man doesn't fish any more (不再).

B. The man goes to another river to fish.

C. The man kills (杀死) some monkeys.

D. The man drives the monkeys away (赶走).

题型:单项选择题 A1/A2型题

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戏曲行当里的净又叫什么?

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下列用具中,属于聚丙烯装置中常用的设备维修工具的是()。

A、测振仪

B、铁锹

C、扳手

D、温枪

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