搜题请搜索小程序“爱下问搜题”
问题 选择题

2008北京成功举办了夏季奥运会，北京奥运会的主题是：“科技奥运、人文奥运、绿色奥运”。下列做法不符号绿色奥运的是[ ]

A．焚烧作物秸秆

B．公交车改用清洁燃料

C．治理土地扬尘

D．化工厂废气经处理后排放

答案

答案：A

填空题

最常用的海水淡化方法是 _________ ，目前多采用 _________ ．
查看答案
填空题

用所给单词的适当形式填空。

1. They are going _______ (jog) now.

2. He has put on_______ ( weigh) after he was over 40  years old.

3. After_______ (retire) , my grandfather wants to travel  around the world.

4. The young_______ ( couple) decided to start their tourimmediately.

5. You are _______ ( sure) wrong. You have made a mis-take.
查看答案