问题 单项选择题

应用血尿素氮/血肌酐比值鉴别肾前性氮质血症和缺血性急性肾衰竭().

A.>20支持肾前性氮质血症

B.>20支持缺血性急性肾衰竭

C.<20支持肾前性氮质血症

D.>10支持肾前性氮质血症

E.>1支持肾前性氮质血症

答案

参考答案:A

解析:肾前性氮质血症由于肾脏低灌注引起肾小球滤过率下降、及小球小管失衡现象,肾实质并未受损。

改错题

短文改错(共10小题;每小题1分,满分10分)

此题要求你对一段文章改错。先对每一行作出判断是对还是错。如果是对的,则在该行右边的横线上画一个勾(√);如果有错误(每行不会多于一个错误),则按情况改错如下:

如此行多一个词,则把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并也用斜线把该词划掉;

如此行缺一个词,则在该词处加一个漏字符号(∧),并在该行右边横线上写出该加的词;

如此行错一个词,则在错的词下划一横线,并在该行右边的横线上写出改正后的词。

注意:原行没错的不要改。

Dear Tom,

I am very exciting to hear that you are coming to                                          76.           

our school soon. Now let me to introduce our school                                      77.           

to you. Our school is a famous school with long history                                 78.           

We have many experienced teacher and excellent equipment.                          79.           

There were two teaching buildings. One is for seniors and the                         80.           

other is for juniors. There have two lab buildings and                                     81.           

a library. Except Chinese, maths, English, physics and                                   82.           

chemistry, we have some electives(选修课). The                                         83.           

students can choose that they like to attend. We   84.           

love our school. I am looking forward to meet you soon.           85.           

Yours,

Li hua

单项选择题