祈使句的反义疑问句：
(1)在肯定的祈使句后,为了使祈使句听起来比较婉转,客气,可加一个简短的问句,如：will you ? would you? can you?最常用的的是：will you?或won't you?
Read it slowly ,can/can't you?
注意咯：在否定疑问句的祈使句后,只能用肯定的疑问部分,will you?例：
（2）在Let's祈使句后加上shall we ?或shan't we?应为let's包含谈话的对方在内,而在Let us （me ,her.）后要加上will you ?或won't you?应为Let us 不包括谈话的对方在内.
