问题 单项选择题

下列关于肺泡表面活性物质的叙述中,哪一项是错误的

A.主要成分是二软脂酰卵磷脂
B.有降低表面张力的作用
C.由肺泡Ⅱ型细胞合成
D.有维持肺泡适当扩张状态的作用
E.可降低肺的顺应性

答案

参考答案:E

完形填空

There was a king who loved art very much. One day a(n)  36  came and said, "Please let me  37  a picture on a wall." The king happened to have a big new hall  38  . So he  39  the artist to work on one of the walls.

     At the same time, another artist came and asked to work on the  40  wall. He promised he would make the same picture as the first artist’s  41  looking at the first artist’s work. The second artist asked to have a thick curtain  42  between the two walls  43  neither of them could see each other.

     The following day they began to work. The first artist brought in a(n)  44  supply of paint, oil, water and so on. The second one came with a  45  and a bucket (桶).

     A month later, the first artist’s work was completed, and the second artist said, "My wall is  46  too!"

     The king went to  47  the first artist’s wall. He was pleased with it and gave the artist a large  48  of money. He then asked people to open the curtain.

     49  ! Each line was  50  the same as that on the opposite wall.

     The king was quite satisfied and gave him double money. However, he  51  how the second man had made it.

     "I just  52  the wall with the cloth," the man said  53  .The wall was made of white marble (大理石). He made it shine like a mirror. The reflection (倒影) of the first painting  54  up on it!

     The  55  is a reflection of you too. If you are sad, the world will be sad. If you are happy, the world will be happy.

小题1:

A.editor

B.artist

C.server

D.actress小题2:

A.put

B.copy

C.paint

D.get小题3:

A.created

B.destroyed

C.founded

D.Built小题4:

A.allowed

B.realized

C.persuaded

D.Decided小题5:

A.same

B.similar

C.opposite

D.ordinary 小题6:

A.with

B.under

C.upon

D.without小题7:

A.put up

B.put back

C.put away

D.put on小题8:

A.even if

B.so that

C.as if

D.only if小题9:

A.special

B.strange

C.extra

D.regular小题10:

A.mirror

B.cloth

C.stick

D.pen小题11:

A.present

B.free

C.ready

D.useful小题12:

A.see

B.touch

C.research

D.cover小题13:

A.number

B.total

C.amount

D.many小题14:

A.Amazing

B.Exciting

C.Famous

D.Valuable小题15:

A.probably

B.exactly

C.certainly

D.hardly小题16:

A.knew

B.warned

C.noticed

D.wondered小题17:

A.drew

B.faced

C.displayed

D.wiped小题18:

A.briefly

B.naturally

C.safely

D.correctly 小题19:

A.set

B.added

C.showed

D.took小题20:

A.story

B.world

C.king

D.painter

翻译题

完成句子

1. You can't legally________the property until three weeks after the contract is signed.(possession)

直到合同签署后的三个星期你才能合法拥有这份财产.

2. These gymnasts,________in that important match,are training hard.(aim)

旨在那场重要的比赛中获第一的这些体操运动员,正在刻苦训练.

3. Scientists________the positive effect of laughter on physical and mental health.(convince)

科学家们相信笑声在身体和精神健康方面有积极的影响.

4. I________from my visit here,so the city is well worth visiting.(deal)

我从这的参观学到了很多东西,所以这座城市很值得参观.

5. Fric________pretwentieth century Western paintings,and these are wellrepresented in this excellent collection.(preference)

弗瑞克更喜欢二十世纪以前的西方油画,在这次优秀的收藏中这些很有代表性.

6. Wang Ping has been well prepared for the driving test,so that he can be sure of passing it________.(attempt)

王平为这次驾照考试作了充分准备,以便他第一次尝试的时候就能通过.

7. I________newspaper business although the Internet is being widely used nowadays.(faith)

虽然因特网在现今被广泛地应用,但我对报纸业的未来充满信心.

8. On the one hand I want to sell the house,but________I can't bear the thought of moving.(hand)

一方面我想把房子卖掉,另一方面我又不能忍受搬家的想法.

9. I wish I________to talk with you about my writing before you left.(chance)

我希望在你走之前我能有机会和你谈谈我的写作.

10. If it ________,the crops would be saved.(rain)

如果下雨的话,庄稼就能保住了.