Question

2. You have just painted your gate. Warn your brother not to touch it. (could, mustn't, can)​

Answer 1

Answer:

You have just painted your gate. Warn your brother mustn't touch it.

Hope this will be helpful.

Answer 2

You have just painted your gate. Warn your brother not to touch it.

Mustn't

• Here we will replace not to with mustn't.

Hope it helps you dear!