肠鸣腹痛，大便泄泻，泻必腹痛，泻后痛缓，舌苔薄白，脉两关不调，左弦而右缓者，应选用的

阅读理解

       Books on how to do things are very popular in America today. There are about four to five thousand kinds of books with the title " How to. . . ".  One book may tell you how to make more money.  Another may tell you how to save or spend it.  And another may explain(说明) how to give your money away. Some "How to" books tell you how to choose a way of making a living and how to succeed in it. However,

if you fail, you can buy a book which is called How to Turn, Failure into Success. If you never make any

money at all, you may need a book called How to Make a Million, If you are sad, you may need a book

called How to Love Every Minute of YourLife. There is even a book called How to Kill Yourself.

1.  In the sentences of the first paragraph (段）, " today" means ________ .  

A. this day    

B. the day when I was speaking  

C. now  

D. the day when the article was written

2.  If you are sad, you can buy the book________ .   

A. How to Read Books  

B. How to Live on Nothing  

C. How to Love Every Minute of Your Life  

D. How to Make a Million

3. There are________ kinds of books with the title"how to …"

A. four thousand and five thousand    

B. about four thousand to five thousand    

C. four thousand    

D. more than five thousand  

4. "How to... " books are ________ to people.    

A. helpful        

B. not useful    

C. not helpful    

D. bad books

5.  Which of the following is the best title of the passage?    

A. How to Kill Yourself.    

B. How to.    

C. How to Make a Million.

D. "How to. . . "  books.

孕妇、乳母镁的适宜摄入量(AI)为（）

A.100mg／d

B.350mg／d

C.400mg／d

D.500mg／d

E.1000mg／d

当承包单位在工程材料报审表中所附的质量证明文件、检验试验报告不足以说明产品质量符合要求时，监理工程师可再行组织复验或（）。

A.要求补充材料

B.见证取样试验

C.专家分析论证

D.退回重新报审

肺摄片曝光时间不应超过（）

A.0.1秒

B.0.01秒

C.0.5秒

D.0.05秒

E.1.0秒

电动机启动时有哪些规定？