问题 单项选择题

夏日雷雨过后,人们会感到空气特别清新。其主要原因是( )。

A.雷雨过后,空气湿度增加
B.雷雨过程中气温快速下降
C.雷雨过程中雷电导致空气中的臭氧分子增加
D.雷雨过程中空气中的灰尘随雨水降落到地面

答案

参考答案:C

解析: 人们感到空气特别清新是因为臭氧分子增多的原因,故选C。

阅读理解

阅读理解。

     Mr and Mrs Smith had always spent their summer holidays in New Jersey in the past,staying in a

small hotel at the foot of a hill.

     One year, however, Mr Smith made a lot of money in his business, so they decided to go to London

and stay at a really good hotel while they went touring around that famous city.

     They flew to London and arrived at their hotel late one evening.  They had expected that they.would

have to go to bed hungry, because in that small inn in New Jersey, no meals were served after seven.  

They were surprised when the waiter asked whether they would take dinner there that night."Are you still

serving dinner?" asked Mr Smith. Yes, certainly, sir," answered the waiter. "We serve it until half past

nine."

     "What are the times of meals then?" asked Mr Smith."Well, sir," answered the waiter. "We serve

breakfast from seven to half past eleven in the morning, lunch from twelve to three in the afternoon, tea

from four to five, and dinner from six to half past nine."

     "But that hardly leaves any time for us to see the sights of London.''said Mr Smith.

1. Mr and Mrs Smith had always spent their holidays in _______.

A. New York

B. London    

C. Newjersey  

D. Washington

2. When Mr and Mrs Smith had a lot of money, they decided to go to _______.

A. their hometown    

B. the capital of England

C. New Jersey      

D. a small city in England

3. They went to I,ondon by _______.

A. sea    

B. plane    

C. train    

D. bus

4. From the story we know that this was the _______ time for Mr and Mrs Smith to go to London.

A. first    

B. second    

C. third    

D. fourth

5. What does the sentence "But that hardly leaves any time for us to see the sights of London" mean?

A. We can go to see the sights of London at any time.

B. We have enough time to see the sights of London.

C. We can see more sights of London.

D. We have little time to see the sights of London.

单项选择题