问题 单项选择题

有专家认为,当前,一方面要抓紧电动汽车的研发,跟上世界______,另一方面要地降低传统能源汽车的二氧化碳排放量和油耗。 填入横线部分最恰当的一项是( )。

A.步伐 不咎既往

B.潮流 不遗余力

C.步伐 不遗余力

D.潮流 不咎既往

答案

参考答案:B

解析: “潮流”,比喻社会变动或发展的趋势。“步伐”,比喻事物进行的速度。电动汽车的研发是汽车产业的一个潮流,第一空选择“潮流”。“不遗余力”,把全部力量都使出来,一点不保留。“不咎既往”,对以往的错误或罪责不再追究。根据句意,应该选择“不遗余力”。

阅读理解

阅读短文,选择正确答案。

     Americans with small families own a small car or a large one. If both parents are working, they usually have

two cars. When the family is large, one of the cars is sold and they will buy a van (住房汽车).

     A small car can hold four persons and a large car can hold six persons but it is very crowded. A van hold

seven persons easily, so in a family three children could ask their grandparents to go on a holiday travel. They

could all travel together.

     Mr Hagen and his wife had a third child last year. This made them sell a second car and buy a van. The sixth

and seventh seat are used to put other things, for a family of five must carry many suitcases (衣箱) when they

travel. When they arrive at their grandparents' home, the suitcases are brought into the two seats can then carry

the grandparents.

     Americans call vans motor homes. A motor home is always used for holidays. When a family are traveling to

the mountains or to the seaside, they can live in their motor home for a few days or weeks. All the members of

a big family can enjoy a happier life when they are traveling together. That is why motor homes have become

very popular. In America there are many parks for motor homes.

1. From the passage, a van is also called ________. [ ]

A. a motor car   

B. a motor home   

C. a motor bike    

D. a big truck

2. Before Mr Hagen and his wife bought a van, they ________. [ ]

A. sold their old house         

B. moved to their grandparents' house   

C. built a new place for a van      

D. sold their second car

3. A motor home is usually owned by a family with ________. [ ]

A. a baby   

B. much money   

C. more than two children   

D. interest in vans

4. Americans usually use motor homes ________. [ ]

A. to travel with all the family members for holidays

B. to do some shopping with all the family members

C. to visit their grandparents at weekends

D. to drive their children to school every day

5. Motor homes have become popular because ________.  [ ]

A. they can take people to another city when people are free

B. they can let families have a happier life when they go out for their holidays

C. some people think motor homes are cheap  

D. big families can put more things in motor homes

问答题 简答题