问题 单项选择题 A2型题

患者男性,61岁,因胸闷、胸痛2小时入院。听诊双肺广泛湿性啰音,心音低钝,心电图Vl~VsST段抬高,BNP800pg/ml,测血压178/100mmHg,下列哪一药物不宜应用()

A.β受体阻滞剂

B.硝酸甘油

C.吗啡

D.托拉塞米

E.硝普钠

答案

参考答案:A

解析:患者急性广泛前壁心梗,左心功能不全,虽然近年有大规模试验提示尽早使用β受体阻滞剂可能有助于减少远期死亡率,但临床仍一般需待心功能稳定后再考虑加用β受体阻滞剂。

完形填空

第三节:完形填空(共20小题,每小题1分,满分20分)

阅读下面短文,从短文后各题的A、B、C和D四个选项中,选出适合填入对应空白处的最佳选项。并在答题卡上将该选项涂黑。

There are about fifteen hundred languages in the world. But  21  a few of them are very  22 . English is one of these. Many, many people use it, not only in England and the USA, but in other parts of the world. About 200 million people speak it as their own language. It is difficult to say how many people are learning it as a  23  language. Millions of people are trying to do so.

Is  24  easy or difficult to learn English? Different people may have different  25 . Have you ever  26  the ads of this kind in the newspapers or magazines?

“Learning English in six months, or your  27  back…”“Easy and funny? Our records and tapes  28  you master your English in a month.  29  your first day your  30   will be excellent. Just send…”Of course, it never  31  quite like this.

The only language that seems easy to learn is the mother tongue. We should  32  that we all learned our own language well when we were  33  . If we could learn English in the same way, it would not seem so difficult. Imagine  34  a small child does. He listens to what people say. He tries what he hears. When he is using a language, talking in it, and  35  it all the time, just imagine how much  36  that gets.

So it is  37  to say that learning English is easy, because a good command (掌握;精通)of English  38  upon a lot of practice. And practice needs great effort and  39  much time. Good teachers, records, tapes, books and dictionaries will work.  40 they cannot do the student’s work for him.

21. A. not           B. quite           C. only          D. very

22. A. difficult       B. important       C. necessary      D. easy

23. A. native        B. foreign          C. useful         D. mother

24. A. this          B. that            C. it             D. which

25. A. questions     B. problems        C. ideas          D. answers

26. A. found        B. watched         C. noticed       D. known

27. A. knowledge    B. time            C. money        D. English

28. A. make        B. help             C. let           D. allow

29. A. From        B. On              C. Since         D. After

30. A. spelling      B. grammar         C. English        D. pronunciation

31. A. happened     B. knew            C. seemed        D. felt

32. A. know        B. remember        C. understand    D. think

33. A. students      B. children          C. babies          D. grown-ups

34. A. what         B. which           C. who           D. whose

35. A. using         B. thinking         C. trying          D. practicing

36. A. time          B. money          C. language      D. practice

37. A. hard          B. easy            C. funny         D. silly

38. A. depends       B. tries           C. has           D. takes

39. A. uses          B. takes           C. gets          D. costs

40. A. And          B. But             C. So            D. So

选择题