The imperative mood does not really have a tense.

祈使语气其实没有。

Any time you need to tell people what to do, think about the imperative mood.

当你需要告诉别人该怎么做，都可以考虑使用祈使语气。

You will learn about the imperative mood — a way that English speakers form commands or instructions.

你将学习祈使语气——英语使用者构成命令或指示方式。

English has an imperative mood — when a speaker makes a statement that gives an order, command or instruction.

英语有祈使语气——当说话者发表声明，发出命令、指令或指示。

From these lines, you can tell that Lansky is going to use the imperative mood to give a group of instructions.

从这些句子中，你可以看出，兰斯基将会用祈使语气给出组指令。

If the speaker selects the imperative mood, he assumes the role of one giving commands and puts the addressee in the role of one expected ot obey orders.

如果说话者选择祈使语气，他就会扮演发出命令角色， 并将听话者置于期望服从命令角色。

Imperative mood, present tense: Do not thou go home, let him not go home, let us not go home, do not ye or you go home, let not them go home.

祈使语气，现在：Do not thou go home, let him not go home, let we not go home, do not ye or you go home, let not them go home.

I'll end this report with a sentence that uses the imperative mood