UNIT 8. Must and Mustn´t

We use must and mustn't to talk about obligations and prohibitions.

Covid-19 instructions:

• You must wash your hands with soap and water.
• You must wear a mask.
• You must keep 2m distance
• You mustn´t handshake.

I´m sure you can think of more examples.

          How to form affirmative and negative sentences?

Must and Mustn´t Online activities

Grammar Rule.

Exercises 1

Exercises 2