选用方框内所给词的适当形式填空。每个词只能用一次。
Play easy polite animal work |
My brother is very busy. He often ________ day and night.
—What do you think of this math problem?
—It’s as as anything.
“May I come in?” he asked .
Mrs. Black doesn’t allow her son computer games on school nights.
We should be friendly to . They’re also members of our world.