问题

The air in Beijing is getting much ______ now than a few years ago.
A:clean
B:cleaner
C:cleanest
D:the cleanest
B:cleaner
C:cleanest
D:the cleanest
正确答案是:
同类题型
Your house is bigger than ______.
I like football.— ______ my sister and me.
Tom usually goes to school _____ foot, but Jim goes to school _____ bus. [ ]
Do you like ______ film Kung Fu Panda?–Oh, It’s ______ interesting movie.
They found __________ impossible to finish so much work in such a short time.