Question

Read these sentences and choose 'must' or 'mustn’t'.
1. We ___ stand up when the teacher arrives in the classroom.
2. You ___ wear a cap in the classroom.
3. You ___ touch this.

Answer 1

Ответ:

1. We must stand up when the teacher arrives in the classroom.

2. You mustn't wear a cap in the classroom.

3. You mustn't touch this.