根据句意和汉语提示，填写恰当的短语完成下列句子Can we (推迟) the meeting till next Monday morning?
Would you please (分发) the exam papers?
He must feel sad now. Let’s (使他高兴起来).
Can’t you (想出) a better excuse than that?
The room is too dirty. It should be (打扫干净).