单项选择题

What's the passage mainly about

A．American efforts in dealing with brown-fields.
B．The damage caused by brown-fields.
C．The consequence brought about by brown-fields.
D．Financial assistance and brown-fields.

<上一题目录下一题>

热门试题

单项选择题

If a city wants to be successful in economy, it must______.

A．improve people's life quality
B．develop the industry
C．attract foreign investment
D．protect the natural resources

单项选择题

The word congestion (line 2,paragraph 5) might mean______.

A．condition
B．vehicle
C．jam
D．pedestrian