Category: Modal verbs

Mustn't or didn't have to?

Put an appropriate modal verb in a correct tense.

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Please use short forms e.g. haven't instead of have not in negative statements and use long forms in positive statements e.g. I am instead of I'm.

1. You help us, but you can if you want to.2. Sorry, but you park here.3. I'm sick and I eat any meat.4. Yeterday we pay for the access.5. You smoke in this building.6. If you are to drive, you drink any alcohol.7. I visit her, but I felt lonely so I decided to come round.8. She claims she work today.9. I re-take my exam if I pass it now.10. It be a big event. A small party will be enough.11. We work late today.12. This photo is very important for me. You lose it.13. You touch this switch!14. Keep it to yourself. You tell anybody about it.15. I'll see to everything. You worry.