提高领导者语言表达能力的方法与途径有（） A.加强科学文化知识学习 B.加强思想道德

患者男性，20岁。近日来咳嗽，少量痰液，2日前起呼吸困难，带哮鸣音，大汗，面色苍白，肢凉，脉搏120次/分，血压90/60mmHg，双肺满布哮鸣音，心脉无杂音，口唇发绀。

患者可能出现的问题有（）。

A.呼吸性酸中毒合并代谢性酸中毒

B.肺性脑病

C.气胸

D.纵隔气肿

E.肺不张

F.肺脓肿

第二节：完形填空（共20小题；每小题1.5分，满分30分）

阅读下面短文，掌握其大意，然后从16-35各题所给的四个选项（A、B、C和D）中，选出最佳选项。

I still remember the day I was driving to the supermarket I own. When I came out, I found a boy 16 my car with a brush. I went over and patted (拍) him 17 the shoulder, which surprised him very much. In no time he began to 18 at me, so I was sure he   19 some money. From the shoes he was wearing I could hardly imagine how 20 he was. So I offered him a $100 bill. To my great surprise, he 21 to take it. When I was wondering what he was doing, he said, “I was waiting here for 4 hours, waiting for you. Your 22 is so beautiful and I like it, but I don’t need that.” I knew he was mentioning the 23.

As he had refused the money, I offered to drive him around the town. The boy became so 24 that he got into the car at once, “Would you please drive me 25? It is only about 3 miles.” What the boy wanted to do was to show off to his friends and his family.

26 I stopped, he jumped out and ran into an old building, telling me to wait there for some time. Very soon he came out, saying to a little girl on his back, “Look at this beautiful car. I will buy you 27 some day.”

I noticed his sister had a pale (苍白的) face. 28, her legs were too thin, and she was unable to 29. 

After that day I went to his home several times. And I got to know more about him and his 30. Poor as they were, the boy 31 refused my money, and said, “I can   32 money by myself, thank you.”

Soon I 33 my manager of the supermarket that a boy would go to 34 here the next day.

No matter how poor we are, we would 35 give in (屈服) to ourselves.

16. A. repairing             B. cleaning         C. fixing            D. hitting

17. A. over               B. off              C. in                  D. on

18. A. shout                B. cry                     C. smile                D. throw

19. A. lost               B. got                     C. received             D. needed

20. A. rich              B. poor            C. handsome              D. brave

21. A. begged           B. agreed           C. allowed           D. refused

22. A. car               B. shoes             C. suitcase           D. clothes

23. A. box              B. wheel            C. paper                D. bill

24. A. unhappy             B. scared         C. excited                 D. unfriendly

25. A. yard          B. office                  C. school            D. home

26. A. As soon as       B. As long as       C. As well as          D. So far as

27. A. one              B. it                  C. this                 D. that

28. A. So                B. However         C. What’s worse             D. In general

29. A. run              B. jump            C. climb                 D. walk

30. A. brother       B. family            C. friend            D. boss

31. A. no longer           B. at last          C. at first                   D. once again

32. A. spend             B. save                 C. make               D. borrow

33. A. told          B. asked            C. answered          D. warned

34. A. shop         B. work             C. sleep                   D. buy

35. A. always       B. often             C. ever                D. never

恩氟烷对脑的影响，下列哪项是正确的（）

A.氯胺酮可降低恩氟烷引起抽搐发作的阈值

B.可增加脑血流量，降低脑代谢率

C.可损害脑血管的自身调节功能，但能较好保持脑血流和CO的反应

D.能引起癫痫样抽搐的发作

E.在恩氟烷麻醉下重复的噪音刺激亦可出现癫痫样抽搐

牙周组织的主要防御机制有（）

A.上皮屏障

B.吞噬细胞

C.龈沟液

D.唾液

E.以上都是

高炉冶炼过程是氧化还原过程。（）