题目内容：

求shall和should有什么区别
求教

优质解答

shall 将来时,用于第一人称：I shall be back in a minute.用来表示征求意见：Shall I go with you?用在第二、三人称,表示命令,警告,允诺等.He shall answer for it!should应该 You should be responsible for yourself.表猜测It should be true.大概有70-80%的把握.should have done本应做某事,语气中有责备.You should have come here earlier.你本来应该早点到的.