The air in mountain areas is ____ that in big cities.A．as fresh asB．fresher than

题型：不详难度：来源：

The air in mountain areas is ____ that in big cities.

A．as fresh as

B．fresher than

C．as dirty as

D．dirtier than

答案

解析

此题考察形容词的比较级或原级。fresher than... 通常乡村的空气要比城市中的空气新鲜, 所以排除A,C, D选项, 虽然A选项本身结构是正确的。

举一反三

Of the two girls over there, the one in green is _________.

A．tall

B．taller

C．the tall

D．the taller

题型：不详难度：| 查看答案

This decision represents the ____________ interests of the people, which will lead to success.

A．general

B．fundamental

C．possible

D．especial

题型：不详难度：| 查看答案

For forty years Jane has been ___________ about making the rest of the world understand and respect the life of these animals.

A．generous

B．obvious

C．outspoken

D．subjective

题型：不详难度：| 查看答案

Unemployment in USA is to remain high in 2010, and possibly for the next few years.

A．likely

B．necessary

C．gradual

D．normal

题型：不详难度：| 查看答案

It was ________ the trouble to explain a job fully to new employees.

A．worth to take

B．worthwhile taking

C．worthy of taking

D．worthy to take

题型：不详难度：| 查看答案