Throw it like that（改为否定句,再改为反意疑问句）

题目

Throw it like that（改为否定句,再改为反意疑问句）
我知道答案,但是为什么要用will来改为反意疑问句

答案

Don't throw it like that.( 祈使句的否定句是在句子前 加 Don't )
Throw it like that,will you ( 祈使句的反意疑问句,疑问部分一般用WILL YOU 除Let's ...shall we ; Let us ...will you 之外)