At first, we didn't know about Tom. But ____, we came to know that he was an honest boy.

My little daughter has walked eight miles today. We never guessed that she could walk ______ far.

The problem was very difficult to handle．We worked it out，__________ ．

Trees are good for human being. We can’t plant them __________ many.

A ____ road goes ____ from our village to the center of the town.