试题与答案

苯乙烯的毒作用表现()。 A.对人眼及呼吸道黏膜刺激作用 B.对消化系统的损害 C.

题型:单项选择题 A1型题

题目:

苯乙烯的毒作用表现()。

A.对人眼及呼吸道黏膜刺激作用

B.对消化系统的损害

C.对中枢神经系统的损害

D.对血液及心脏的损害

E.对皮肤的损害

答案:

参考答案:A

试题推荐
题型:阅读理解
阅读理解。
     Three days ago, the boss of a gold shop received a letter. As he was very busy, the letter was on his desk
till dinner time. When he opened it, a $1000 note fell out onto the desk. With the note was a short letter:
Dear sir,
     I got married forty years ago. Unfortunately, at that time there was a lot of unemployment and I got no
job. I was out of work for about six months before I got another one. Of course I was very short of
money.
     I came to your shop to buy a wedding ring one day. The assistant brought some rings for me to have a
look, later she was called away for a moment, and then I put one of the rings into my pocket. When she
came back, I said I did not know the size of my girlfriend's finger. So I left the shop with the ring but I did
n't pay for it. My wife died a month ago, and the fact that I never paid for her ring has been on my
conscience (让我良心不安) all these years. I always feel guilty about that. At that time the ring cost $100,
and I think that is about ten times at today's price.
     Now, I am sending you that amount. 
                                                                                                                                      Yours truly,
                                                                                                                                      A customer
     After reading the letter, the boss said, "Well, life is always full of surprise!"
1. The boss of the gold shop got a _____ 3 days ago.
A. ring
B. letter
C. gold
2. The underlined word "unemployment" means "_____" in Chinese.
A. 辞职
B. 失业
C. 就业
3. The ring the customer put into his pocket was _____ 40 years ago.
A. $1000
B. $10000
C.$ 100
4. The customer wrote to the boss in order to _____.
A. send the money for the ring
B. say thanks to him
C. return the ring
5. Which is NOT wrong according to the passage?
A. The boss opened the letter by himself.
B. The boss didn't think life was always full of surprise.
C. When the customer's wife knew the fact, she was annoyed.
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