这一行里已经有四个命令句了，改改行吧。

This line has four commands in it already. Let's CRLF.

祈使句最常用于表达命令，因此也常称为命令句。

You go and tell him not to do that.

穿插一般疑问句和命令句来变换句型。也可以用简单、复合或者复杂句来增加句子结构的种类。

Vary sentence types by including occasional questions and commands. Vary sentence structures by blending simple, compound, and complex sentences.