下列各器官中,与食接触面积最大的是 [ ] A.胃 B.小肠 C.食道 D.咽

题型:选择题

问题:

下列各器官中,与食接触面积最大的是 [ ]

A.胃

B.小肠

C.食道

D.咽

考点:消化系统的组成和功能
题型:选择题

为了保存浆膜腔积液中细胞的形态,最适的防腐剂为()

A.乙醇

B.4%甲醇

C.4%甲醛

D.丙酮

E.甲醛

题型:选择题

Jenlins was a jeweller, who had made a large diamond(钻石) ring worth 57,000 pounds for the Silkstone Jewellery Shop. When it was ready, he made a copy of it which looked ___1___ like the first one but was worth only 2,000 pounds. This he took to the shop, which ___2___ it without a question.

Jenkins gave the much more ___3___ ring to his wife for her fortieth birthday. Then, the husband and wife ___4___ to Paris for a weekend. As to the ___5___ ring, the shop sold it for 60,000 pounds.

Six months later the buyer ___6___ it back to Silkstone’s office. “It’s a faulty(有瑕疵的) diamond,” he said. “It isn’t worth the high ___7___ I paid.” Then he told them the ___8___. His wife’s car had caught fire in an ___9___. She had escaped(幸免), ___10___ the ring had fallen off and been damaged(损坏) in the great ___11___ of the fire.

The shop had to ___12___. They knew that no fire on earth can ___13___ damage a perfect diamond. Someone had taken the ___14___ diamond and put a faulty one in its place. The question was: who ___15___ it?

A picture of the ring appeared in the ___16___. A reader thought he ___17___ the ring. The next day, another picture appeared in the papers which ___18___ a famous dancer walking out to a plane for Paris. Behind the dancer there was a woman ___19___ a large diamond ring. “Do you know the ___20___ with the lovely diamond ring?” the papers asked their readers. Several months later, Jenkins was sentenced to seven years in prison.

1. A. only       B. surely C. nearly D. exactly

2. A. accepted B. received     C. refused       D. rejected

3. A. real B. modern      C. worthy       D. valuable

4. A. flew       B. drove  C. sailed  D. bicycled

5. A. first       B. second       C. last     D. next

6. A. sold       B. posted C. brought      D. returned

7. A. cost       B. money       C. price   D. value

8. A. facts      B. matters       C. questions    D. results

9. A. affair     B. accident     C. incident      D. experience

11. A. pile      B. heat    C. power D. pressure

12. A. think    B. agree  C. permit D. promise

13. A. almost  B. even   C. just     D. ever

14. A. real      B. pure    C. right   D. exact

15. A. copied  B. made  C. stole   D. did

16. A. notices B. magazines  C. newspapers D. programmes

17. A. saw      B. knew  C. found  D. recognized

18. A. showed       B. drew   C. printed       D. carried

19. A. carrying      B. dressing     C. wearing      D. holding

20. A. dancer  B. woman       C. reader D. jeweler

题型:选择题

男患,45岁,诉说3个月前过度弯腰时出现背部有塌下的感觉,以后胸椎中下段棘突区疼痛,围绕躯干向任一侧放射,并于咳嗽或喷嚏时疼痛加重;4天前出现便秘,下腹部与双下肢麻木;入院当日两下肢无力,几乎不能行路,同时有排尿困难。既往史无特殊。查体:双上肢肌力正常,两下肢除股四头肌有微弱收缩外不能移动,双侧肱二、三腱反射(++),双侧膝反射(++++),双侧腹壁反射(-),脐水平可触及膀胱上缘,肛门括约肌松弛,中胸棘突明显叩痛,肋缘下痛觉减退,双侧Babinski征(+)。

此患者首先要做的辅助检查()

A.腰椎穿刺

B.胸椎MRI

C.脊髓造影

D.肌电图

E.诱发电位

题型:选择题

幼儿健康教育就是生活教育,应该在一日生活的每一环节渗透健康教育理念。

题型:选择题

在商品流通过程中,流通信息在实现其使用价值的同时,还会实现其( )。

A.价值
B.交换价值
C.价值增值
D.价值转化

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