MoreandmorepeoplehavealowClife

More and more people have a low-C life and the air is getting much
than a few years ago.

A．clean

B．cleanest

C．cleaner

D．the cleanest

登录免费查看答案和解析

相关试题

Bob promises to join in the football match ______ he has to help his parents on the farm.
A. if B. as C. unless

收藏答案/解析

-- Did you find the small village yesterday?
-- Yes, without any difficulty, for it has ______ changed over years.
A. hardly B. greatly C. clearly

收藏答案/解析

I couldn't get through the door because there was a big box ______.
A. by the way B. on the way C. in the way

收藏答案/解析

It's nice of you to ______ so much time showing me around your school.
A. take B. spend C. cost

收藏答案/解析

-- Have you ever been to Shanghai, Mary?
-- Yes. I _______ there for three days with my parents before.
A. have gone B. have been C. went

收藏答案/解析