脑室脉络丛主动分泌的脑脊液约占全部脑脊液的() A.50% B.60% C.70%

题型:单项选择题

问题:

脑室脉络丛主动分泌的脑脊液约占全部脑脊液的()

A.50%

B.60%

C.70%

D.80%

E.90%

考点:神经内科(医学高级)诊断学基础诊断学基础题库
题型:单项选择题

All students should have good study habits. When you have good study habits, you can learn things quickly. You also remember them easily(容易地).

Do you like to study in the living-room? This is not a good place because it is usually too noisy. You should study in a quiet place, like your bedroom. A quiet place will help you only think about one thing, and you will learn better.

Before you begin to study, do not forget to clean your desk. A good desk light is important, too .You’ll feel tired easily if there is not much light .

小题1:When you have good study habits, you will _____________.

A.learn things quickly

B.remember things easily

C.think about one thing

D.both A and B小题2:What’s the meaning of the underline word “noisy”?

A.安静的

B.繁忙的

C.热闹的

D.吵闹的小题3:Which place is good for study according to the passage?

A.the living room

B.the kitchen

C.the bedroom

D.the restaurant小题4:You will feel tired easily if there is ______________ light.

A.good

B.much

C.not much

D.nice小题5:The best title (标题) of this passage is _______________.

A.Study in the Bedroom

B.Good Study Habits

C.How to study

D.Desk Light is Important

题型:单项选择题
二项式(1+sinx)n的展开式中,末尾两项的二项式系数之和为7,且二项式系数最大的一项的值为
5
2
,则x在(0,2π)内的值为 ______.
题型:单项选择题

“高原反应”与气压有关,高度越高,气压       (选填“越大”或“越小”);高原上用普通锅煮不熟饭,是因为用普通锅烧煮时,水的沸点      100℃.

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创业过程当中出现的一些挫折是()的现象。

A.必然

B.或然

C.偶然

D.应然

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用攀缘植物可以装饰()。

A.花架

B.花池

C.花坛

D.水池

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