这种类型较特殊,前一部分是祈使句,后一部分是肯定疑问形式。回答也较灵活。
句型1: Let me+动词原形+其它,shall
I?
Let me open the door, shall I?
Yes, please. No, thanks.
句型2: Let’s+动词原形+其它,shall
we?
Let’s go for a walk, shall we?
Good idea! Sorry, I can’t.
句型3: 其它形式的祈使句,will you?
Come into the classroom, will you? OK.
Please be careful, will you?