日韩亚洲一区中文字幕,日韩欧美三级中文字幕在线,国产伦精品一区二区三区,免费在线欧美性爱链接

Now the air in our town is      than it used to be. Something must be done to stop it.

A. very good     B. much better     C. rather bad     D. even worse

Now the air in our town is ________ than it used to be. Something must be done to stop it.

[　　]

Now the air in our town is ________ than it used to be．Something must be done to stop it.

[　　]