English Grammar Exercises for A2 – must, mustn’t and needn’t

1. Choose the correct verb.

1 You needn’tmustn’t drive to the station. I’ll give you a lift.

2mustmustn’t do homework this evening. It’s for tomorrow.

3 You needn’tmustn’t go to bed. You can stay up.

4 They needn’tmustn’t be home late. They’re getting up very early tomorrow.

5 You needn’tmust listen to the new Paloma Faith CD. It’s fantastic.

6 You needn’tmustn’t interrupt. It’s rude.

7 You mustn’tneedn’t turn up the TV. I can hear it very well.

8mustmustn’t forget to buy Max a present. It’s his birthday on Sunday.

Show answers

1 needn’t   2 must   3 needn’t   4 mustn’t   5 must

6 mustn’t   7 needn’t   8 mustn’t

2. Rewrite the sentences. Use must or mustn’t.

1 It’s important not to blow your nose in public in Japan.

     You mustn’t blow your nose in public in Japan.

2 In some Muslim countries, it’s important not to eat with your left hand.

  ________

3 In lots of countries, it’s important that you eat everything on your plate.

  ________

4 In Australia, it’s important for men not to wink at women they don’t know.

  ________

5 In the UK, it’s important to say ‘please’ when asking for something.

  ________

6 In the UK, it’s important not to talk with your mouth full.

  ________

7 In Switzerland, it’s important for guests to arrive on time.

     ________

Show answers

In some Muslim countries, you mustn’t eat with your left hand.

In lots of countries, you must eat everything on your plate.

In Australia, men mustn’t wink at women they don’t know.

In the UK, you must say ‘please’ when asking for something.

In the UK, you mustn’t talk with your mouth full.

In Switzerland, guests must arrive on time.

3. Complete the sentences with mustn’t or needn’t and the verbs in the box.

forget     get up     hurry     recharge     watch     wear


1 You ____________ the battery. I’ve already done it.

2 You ____________ to phone George. He’s expecting a call from you.

3 We ________ There’s plenty of time.

4 I ____________ TV this evening. I’ve got loads of homework!

5 He ____________ early. He can stay in bed.

6 He ____________ that old sweatshirt. It’s got holes in it.

Show answers

1 needn’t recharge   2 mustn’t forget   3 needn’t hurry

4 mustn’t watch   5 needn’t get up   6 mustn’t wear

4. Rewrite the sentences with You must, You mustn’t or You needn’t.

1 It isn’t necessary to take off your shoes.

  ________

2 It’s important that you use a knife and fork.

  ________

3 It isn’t necessary to take a gift.

  ________

4 It’s important that you don’t put your elbows on the table.

  ________

5 It’s important that you don’t eat noisily.

  ________

6 It’s important that you give the waiter a tip.

__________________

Show answers

You needn’t take off your shoes.

You must use a knife and fork.

You needn’t take a gift.

You mustn’t put your elbows on the table.

You mustn’t eat noisily.

You must give the waiter a tip.

Challenge!

Write three sentences about you. Use must, mustn’t and needn’t.

_____________

 ________

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 ________

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