The Imperative Mood express a command, a order, a request, a warning, or an invitation.
Examples
Let’s go !
Hurry Up !
Let’s begin !
Stop !
Don’t !
The emphatic form of the imperative is expressed by the imperative mood of the verb to do placed before the main verb:
Examples
Do be quiet !
Do be fast !
Do tell me the story about Alice !
Do stop doing that !
When the imperative mod is used the subject is not usually expressed .
Commands can be give to more than one person and then – you stands before the imperative.
Also,the Indefinite pronouns – everybody, everyone or somebody , may be used in indirect commands and have the initial or final position in the sentence.
Examples
Take your staff !
Come here !
Sit down everybody !
Call a doctor somebody !
The pronoun you may be used for emphasis, or to express emotions. eg.,impatience, annoyance.
Examples
You mind your own business !
You clean up your room !
You are grounded !