Form of the imperative
The imperative form is the same as the bare infinitive. It has only one form for both second person singular and plural 'you'
Examples:
· hurry up; you'll be late
· go out immediately
In the negative form you add 'do not' or 'don't'
Examples:
· Don't disturb me; I'm working.
· Do not smoke!
Use of the imperative
You can use the imperative to give instructions, commands, advice or to invite:
1. To give instructions
· Push the button
· Turn left
2. To give commands
· Stop saying nonesense
· don't lie.
3. To give advice
· Go to hospital; you are ill
· Tell her that you love her
4. To invite
· Please, come to the party
· Have a drink
Use of the emphatic do with the imperative
You can use 'do' before the imperative to emphasize what you want to say:
Example:
· Do write down your name.
· Do think of our offer.