用方框中所给单词的适当形式填空，每词仅用一次(每空一词)。

on,   how,   imagine,   tidy,   chore

Dear Sir,

I think it's important for children to learn to do chores. As we know, doing can help children develop their independence. They should do their part in keeping their houses clean and . If they depend us too much, can you what will happen in the future?

Mrs. Smith