1 — d
2 — c
3 — b
4 — e
5 — a

a) We use the imperative to tell people what to do or what not to do.

b) We make the affirmative imperative with the infinitive without to.

c) We make the negative imperative with don’t.

d) We can use please with the imperative to be polite.

e) We use an exclamation mark (!) with the imperative when we want our words to be strong.