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Mustn't or needn't

Fill in the gaps with needn't or mustn't.

Short explanation

Needn't = It is not necessary to do it

Example:

With the support of his rich parents, Gustav needn't look for a job.

Mustn't = It is necessary not to do it

Example:
mustn't

Susan mustn't disturb his father during his work.

Good luck!

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English exercise "Mustn't or needn't" created by flori10 with The test builder. [More lessons & exercises from flori10]
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1. You climb the tree with the old ladder. It's not safe.

2. You know the whole text off by heart. Just understand the gist of it.

3. You prove us anything. We love you as you are.

4. You have bought me such an expensive present.

5. You get angry now. I didn't do it on purpose.

6. You drown the plants. Just give them a bit of water.

7. You give me advice. I know myself what is good for me.

8. You come near that tiger unless you want to die a very painful death.

9. The signs indicate the directions so you get lost.

10. You be afraid of the mouse. It won't kill you.

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