问题 单项选择题

关于麻醉用气源,以下哪项不正确()

A.中心供氧氧压恒定在3.5kg/cm2

B.压缩筒氧压150kg/cm2

C.压缩N20满筒时压力为52kg/cm2

D.使用N20时,N20消耗,压力呈逐渐下降

E.N20筒压低于25kg/cm2时应更换新筒

答案

参考答案:D

阅读理解

My families often go shopping at weekends. My father drives my mother and me to the supermarket. We all like shopping very much. We always buy some fruits and vegetables. At first, we go to buy some fruits. There are many kinds of fruits. My father likes bananas. We buy some bananas for him. My mother likes apples because she says apples can make her more beautiful.

We buy some red apples for her. I like pears. But today pears are sold out(售完,卖完), so I have to choose another kind of fruit. Oranges look good, and I buy some oranges. And next, we go to buy vegetables are fresh. We buy some broccoli, tomatoes and carrots. I don’t like carrots, but my parents say they are good for my eyes. After shopping, it’s me for lunch. We have lunch nearby. And then we go back home.

一、根据短文内容填空(每空一词).

My father drives my mother and me to the supermarket. We buy some 小题1:      for my father, some 小题2:    for my mother. We want to buy some pears for me, but they are sold out, so we buy some 小题3:     for me. And then we buy some broccoli, tomatoes and 小题4:      . 小题5:     we go back home, we have lunch near the supermarket.

二、在文章中找出下面的英语词组。

小题6:看上去很好                  小题7:首先,一开始                    

三、把文章中的划线句子分别翻译成汉语。

小题8:                                               

小题9:                                               

小题10:                                             .

判断题