问题 单项选择题 A3型题

某患者,男性,64岁,主诉"食物嵌塞五年",口腔检查发现:前牙深覆牙合,双侧后牙牙尖低平,牙合面几乎为平面,牙本质暴露,咬合紧密;邻接呈平面状接触,近远中径减小;牙龈退缩,牙根暴露。自述有长期夜磨牙习惯。

影响患者的咀嚼效率降低的原因不包括()

A.咬合面严重磨耗

B.牙本质暴露

C.牙周病

D.夜磨牙

E.食物嵌塞

答案

参考答案:E

阅读理解

第三部份: 阅读理解(共20小题,每小题2分,满分40分)

A

Some people think that they will get ill if they use their brains (大脑) too much.. It is not true. Through many studies, scientists show us that the more you use your brains, the better it will be, and the cleverer you will become.

Of course, if you want to keep your mind clear and active, you must take a proper rest and study properly. To the teenagers, using their brains in the morning is good for their health.

There are many ways to rest. One is a peaceful rest. Sleep is a peaceful rest. Another is an active rest. For example, take a walk outdoors, do more exercises every day. To change the way of the brains’ activities is also a good way to rest.

In everyday life, to eat some eggs, meat, fresh vegetables and fruit(水果)is also good for the brains.

Wish you a wise man and a happy life.

56. According to the writer of the passage, our brains should be used _________.

A. hardly           B. seldom          C. more often               D. at times

57. Which is true?

A. Illness comes from the fact the brains are used too much.

B. Fruits are the most important for the brains.

C. The brains will be better if they are used often.

D. Sleep is the only way of having a rest.

58. Which of the following can be used as the best title for the passage?

A. How to use your brains                     B. How to rest

C. How to become a wise man                 D. Keep your mind clear

单项选择题 共用题干题