问题 单项选择题 共用题干题

某患女性,30岁,面可见很深的龋洞,龋损部位色黑,遇冷热刺激有酸痛感

在牙本质深龋中起重要作用的细菌是()

A.放线菌

B.变形链球菌

C.乳杆菌

D.罗氏菌

E.真菌

答案

参考答案:C

阅读理解

Even a child knows that nodding the head means" Yes". But some people will probably be puzzled when they first come to India. When they talk to an Indian, he often shakes his head. They might think that the Indian does not like what he said, but on the contrary, he is expressing agreement.

The Indians have a habit of shaking their heads slightly when they talk to somebody. It doesn't mean" No", but" Yes".

If a person doesn't know this, it might cause misunderstanding.

At one time a foreigner in India told his driver who was an Indian to take him to his office. The driver shook his head. The foreigner said his request again and the driver still shook his head. At last, the foreigner shouted angrily, “Drive me to my office at once!” The driver said in a low voice," Yes, sir, "smiling and shaking his head again at the same time.

小题1:Why did the Indian driver shake his head when the foreigner asked him to drive him to his office?

A.Because the Indian driver had something important to do

B.Because the foreigner agreed to give him only a little money

C.Because the driver felt uncomfortable at that time

D.Because in India shaking the head means agreement小题2:The foreigner became angry because_______.

A.the Indian driver didn't want to send him to his office

B.he misunderstood the meaning of shaking the head in India

C.he asked the driver to send him to his office, but the driver didn't say any words

D.the Indian driver asked him for a lot of money小题3: Which of the following is True according to the passage?

A.The Indians’ shaking heads means “Yes”.

B.Shaking heads in India has the same meaning as in China.

C.Finally the foreigner didn’t get to his office .

D.The Indian driver was a deaf man.

填空题