为了防止氧中毒或“氧烧伤”，输氧时间不宜超过（） A.12h B.3h C.5h D_爱下问搜题

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问题单项选择题 A1型题

为了防止氧中毒或“氧烧伤”，输氧时间不宜超过（）

A.12h

B.3h

C.5h

D.7h

E.9h

答案

参考答案：A

填空题

根据句意及首字母补全在本课中出现的单词。

1.Students like to wear j_______ this year.

2.We don't go to school on w_______.

3.The ball is r_____.

4.This sweater is made of c______.

5.The girl always keeps her room t______ and clean.

6.There are twelve months in a y_________.

完形填空

If you think you are sick, you are       no matter what anyone else says. On the other hand, if you believe in your       , and if he tells that you are going to feel better, you probably will. The effect of the mind upon the body       and sometimes can be powerful. It exists       one is aware of it or not.
Take the case of Mrs. Green, for example. She       get to sleep at night and was too tired during the day to do some       things that she used to enjoy doing. She had headaches more often which prevented her from reading or watching TV. The more she thought about conditions,       she felt. At last she went to see her doctor, whom she had known       . The doctor listened to her and gave her a very       . Then he said to her. “There is       wrong with you physically,       I accept the fact that you don’t feel well. I’m going to give you some       that should help. I want you to       one after dinner and one half an hour       going to bed tonight. Call me tomorrow and tell me       you feel.”
The next day Mrs. Green      , “Doctor, I had the first       night’s sleep in two months night.       is in this pills?” The doctor said, “It’s an old formula (配方) I have       for years. Just keep on taking them for a week.” Turning to the nurse, he said, “It’s       what a little baking soda (苏打) can do!”

B．doesn’t exist

D．never exist

A．was uncapable

B．was able to

D．was unable to

B．unsuccessful

B．since years

D．before long

A．thorough study

B．careful examination

C．clear check

D．general examination

A．nothing serious

B．serious nothing

C．seriously nothing

D．nothing seriously

C．suggestions