Positive commands

Negative commands

tú

3rd person singular of present indicative*

e.g. habla, come, escribe

no + 2nd person singular of present subjunctive

e.g. no hables, no comas, no escribas

vosotros

Remove -r from infinitive, add -d

e.g. hablad, comed, escribid

no + 2nd person plural of present subjunctive

e.g. no habléis, no comáis, no escribáis

usted

3rd person singular of present subjunctive

e.g. hable, coma, escriba

no + 3rd person singular of present subjunctive

e.g. no hable, no coma, no escriba

ustedes

3rd person plural of present subjunctive

e.g. hablen, coman, escriban

no + 3rd person plural of present subjunctive

e.g. no hablen, no coman, no escriban