Choose the correct word. 1. Fred left late for the bus station this evening. He should/could have missed his bus.
2. Sue must/shouldn’t stay at home if she is ill.
3. Can/Should I ask Ben’s sister a question?
4. Mum haven’t/needn’t clean my room. I’ve already done it.
5. Meg’s cat can’t/mustn’t be in the house. I’ve looked everything.
6. Will/Shall we go out for dinner today?
7. Frank can’t/couldn’t tell the time when he was a child.
8. This is an old-fashioned school. Pupils can/must wear a uniform.
9. Fred! You mustn’t/don’t have to go swimming at this beach; sea turtles lay their eggs here!