There is no better teacher in this school than Mr John.
A.Mr John is the best teacher in this school.
B.Mr John is better than some teachers in this school.
C.Mr John is as better as any teacher in this school.
D.No one in this school is as better than Mr John.

There isn’t anybody as kind-hearted as your mother.
A.No one is as kind-hearted than your mother.
B.Your mother is more kind-hearted than anyone.
C.Your mother is the most kind-hearted person than anyone.
D.Anyone is more kind-hearted than your mother.

Other oceans in the world aren’t as large as the Pacific one.
A.Other oceans in the world are as smaller as the Pacific one.
B.The Pacific Ocean is the largest ocean in the world.
C.The Pacific Ocean is more larger than other oceans.
D.Other oceans in the world are the same size as Pacific one.

He drives more carefully than Jack does.
A.
B.Jack drives less carefully as he does.
C.He doesn’t drive less carefully as Jack.
D.He drives as more carefully as Jack does.

The growth in the economy makes people’s living condition better.
A.The economy grows the more, people’s living condition is the better.
B.The better people’s living condition is, the more the economy grows.
C.If people’s living condition is better, the economy grows more.
D.The more the economy grows, the better people’s living condition is.

It's hard to concentrate when you're tired.
A.It’s harder to concentrate, you are more tired.
B.The more tired are you, the harder it is to concentrate.
C.You are more tired, you are hard to concentrate.
D.The more tired you are, the harder it is to concentrate.

It's still cold, but it was colder yesterday.
A.
B.It isn't as cold as it was yesterday.
C.It is as warm as it was yesterday.
D.It wasn’t as cold as it is today.

Our neighbours have lived here for quite a long time, but we've lived here longer.
A.Our neighbours haven't lived here as long as us.
B.Our neighbours have lived here longer than we have.
C.
D.We’ve live here for more time than our neighbours.

Karen's hair isn't as long as it used to be.
A.
B.Karen has longer hair now.
C.Karen’s hair is the same as it used to be.
D.Karen used to have longer hair.

There are fewer people at this meeting than at the last one.
A.There aren't as many people at this meeting as at the last one.
B.There was as many people at last meeting as at this one.
C.There are more people at this meeting as the last one.
D.There wasn’t as many people at the last morning like at this meeting.