请把下列句子适当的改写为祈使句:

问题描述:

请把下列句子适当的改写为祈使句:
(1)stand up (2)stand in line (3)say"good morning"(4)point to the blackboard(5)show me your books(6)sing a song(7)be quiet(8)sit down

1、Don't stand up2、Don't stand in line 3、Don't say"good morning"4、Don't point to the blackboard5、Don't show me your books 6、Don't sing a song7、Don't be quiet8、Don't sit down