Why did you go to the wrong class,Mr. Wang " "Well, I forget _______ I was supposedto go to."

________ all over the hills and around the lake are wild flowers of different kinds.

Yesterday Jim spent 7 hours in playing computer games; he even didn’t do his homework.—Don’t scold him___, he is a child.[ ]

n’t you ______ to a more sensible method —-Well, I’m thinking about it.

We should never ______ ourselves with book knowledge only.