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must or mustn't
Gap-fill exercise
Fill in all the gaps , then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. Note that you will lose points if you ask for hints or clues!
1. She
or she'll miss the bus. ( hurry)
2. We
in class. (eat)
3. I
to bed. I'm really tired. (go)
4. You
angry. It was an accident! (be)
5. They are only 14 so they
into the bar. (go)
Check
Hint
OK
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