1.She is ________ than ________ .
A.busier / us B.busier / we C.more busy / us D.more
busy / we
2.Jane is ________ than Betty.
A.less taller B.less tallest C.less tall D.not as
tall
3.China
is ________ country in the world.
A.the third largest B.the largest third C.the third
large D.a third largest
4.-Which is ____ season in Beijing?
　　-I think it's autumn.
　　A.good B.better C.best D.thebest
　5．- Which is__________ ,the sun,the moon or the earth?
　　-- Of course,the moon is.
　　A.small B.smaller C.smallest D.thesmallest
6.The air in Beijing is getting much _____ now than a fewyears ago.
A.
clean B.
cleaner C.
cleanest D.
the cleanest
7.Mobile phones are very popular now and theyare _____ than before.
　　A.cheap B.
cheaper C.
cheapest D.
the cheapest
8．I study English as_______asmy brother.
A.hard B.harder C.
hardest
9.Which is _____ ,a bicycle or a computer?
A.expensive B.moreexpensive C.the most expensive
10.The Yellow River is one of ______rivers in China.
A long Blonger C the longest
11.She is the second _______student in ourclass.
A.tall B.taller C.tallest