Must / Mustn't Exercises 4

Make sentences. Use ‘must' or mustn't'
Ex:
Susan is very ill.
(+) rest in bed > She must rest in bed.
(–) drink cold water > She mustn't drink cold water.
1.

My orange juice isn't fresh.
(–) drink it > You ……………………….
(+) give it back to the market > You
………………………
2. His marks are very low.
(+) study hard > He …………………. .
(–) watch TV too much > he ……… .

3.

We are in a museum now.
(+) be careful > We ………………….. .
(–) take photos > We ……………….. .
4. Alice's English lesson is at 07:30
tomorrow.
(+) go to bed early > She …………. .
(–) wake up late > She …………….. .
5.

He is a football player.
(+) practise more > He …………….. .
(–) take alcohol > He ……………….. .

Answers:

1. You mustn't drink it.
You must give it back to the market.
2. He must study hard.
He mustn't watch TV too much.
3. We must be careful
We mustn't take photos.
4. She must go to bed early.
She mustn't wake up late.
5. He must practise more.
He mustn't take alcohol.