题目内容

【题目】为举办亚运会,广州市政府针对城市汽车多、尾气排放污染严重的现状,采取了一系列治理措施,下列措施不能解决问题的是(  )
A.扩大城市交通面积
B.扩大城市绿地面积
C.汽车实行单双号限行制度
D.汽车加注无铅汽油且过滤尾气

【答案】A
【解析】增大绿化面积,植物光合作用可以吸收二氧化碳,放出氧气,改善空气质量;汽车实行单双号限行制度,可以适当减少车辆的数量,从而减少尾气的排放;汽车加注无铅汽油且过滤尾气有利于减少尾气排放的污染程度;故选项BCD都有利于减少尾气排放,“扩大城市交通面积”意味着车辆数量的增减,会加剧尾气排放污染的程度;故选项A符合题意.
故选:A.

练习册系列答案
相关题目

【题目】

Mr. Smith likes all kinds of delicious food, and he often has dinner out with his friends. Now Mr. Smith is getting fatter and fatter. He can seldom go upstairs(楼上)at home and has to sleep downstairs. When he walks or does some housework, he often feels uncomfortable(不舒服的).He is very worried. So he goes to see a doctor.

"___________________," says the doctor, "and your health will be better!" But it is difficult for Mr. Smith to do it. He doesn't want to listen to the doctor. A few months later, he finds something wrong with his heart. He is afraid. Now he thinks he must do as the doctor says. When he go to see the doctor again, the doctor tells Mr. Smith it is a little late. And he has to be in hospital.

"If you don't want to die, you must lose weight, Sir," says the doctor.

"To move your head from one side(边)to the other side when your friends ask you to have dinner out!"

1Why does Mr. Smith have to sleep downstairs?

A. Because he is so fat that he can't go upstairs.

B. Because he likes eating all delicious food.

C. Because he likes sleeping downstairs

D. Because he is very afraid to go upstairs.

2Which of the following can be put is the__________________?

A. Go to bed early in the eveningB. Do some exercises every day

C. Stop eating much fat and sugar:D. Eat more food with fat and sugar

3According to the article, Mr. Smith has something wrong with _________________.

A. his legsB. his heartC. his headD. his ears

4From the last paragraph, we can know that __________________.

A. Mr. Smith should do more exercisesB. Mr. Smith should listen to the doctor

C. Mr. Smith shouldn't have dinner outD. Mr. Smith shouldn't lose weight

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网