Choose the correct words.

1. Perhaps some light exercise could / must relieve the pain.

2. He fell asleep at his desk! He might / must have been exhausted.

3. Ann isn’t here. She must / can’t have forgotten.

4. You don’t have to / shouldn’t exercise when you don’t feel well.

5. She’s walking to school. She might / can’t have missed the bus.

6. He can’t / could have gone home. He’s left his bag on the chair.

7. We mustn’t / don’t have to learn Chinese.

8. Tania’s in Spain. You must / could have seen someone else.

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IvanMalin1    2   27.10.2020 16:39    2