The first boy is ________ (strong). 

The second boy is ________(strong) than the first one. 

The third boy is the ________(strong) of the three.

Bill has some pens. I have ________(many) pens than Tom. Mike has the ________(many) of all.

Which is the ________ (big) , the sun, the moon or the earth (地球)?

My coat is ________(good) than Tom's. John's coat is ________ (good) of all.

Jim is carrying a few bags. I am carrying ________(few) than Jim.

Mike is carrying the ________ (few) of all.

The new book is ________ (easy) than the old one.

Her father is ________ (old) than her mother.

Lucy is the ________ (short) of the three.

This bag is ________ (heavy) than that one.

用括号中所给词的适当形式填空

There are ________ (many) boys in Class Two than in Class One.