搜题请搜索小程序“爱下问搜题”
问题 单项选择题

检测IgE含量常用的简单方法是

A．间接血凝

B．单向免疫扩散

C．ELISA

D．对流电泳

E．火箭电泳

答案

参考答案：C

单项选择题

表示由苛化绿液制成的溶液的名称是（）

A、黑液

B、白液

C、绿液

D、红液
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改错题
短文改错。
     此题要求改正所给短文中的错误。对标有题号的每一行做出判断：
     每行只有一个错误，请按下列情况改正：
     该行多一个词：把多余的词用斜线（\）划掉，在该行右边横线上写出该词，并也用斜线划掉。
     该行缺一个词：在缺词处加一个漏字符号，在该行右边横线上写出该加的词。
     该行错一个词：在错的词下划一横线，在该行右边横线上写出改正后的词。
Nowadays not much people set aside regular time to read 
books. People are always busy do all kinds of things
which seem to be more importantly. Actually, many of them
are just watching TV, surf the Internet, hanging out with
friends, etc. Of course, sometime we need to relax in 
this way, so we cannot ignore books. Books help us learn
about the past and look to future. Good books contain
valuable knowledges gathered by the writer. They give
me wisdom and power to create a better world. Without books, 
life is a journey through desert. So let books to be our good 
friends. 		1. _____
2. _____
3. _____
4. _____
5. _____
6. _____
7. _____
8. _____
9. _____                                 
10. _____
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