问题
The fog and haze(雾霾) in Beijing is getting worse and worse.— How terrible! We should try our best to protect the ___________.
A:The more, the more
B:the more, the less
C:The more, the fewer
D:the less, the less;
B:the more, the less
C:The more, the fewer
D:the less, the less;
正确答案是：
