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7/29/2019 Modals of Obligation 4
1/1
www.perfect-english-grammar.com
Modals of Obligation 1
Put in mustnt or dont / doesnt have to:
1. We have a lot of work tomorrow. You _______________ be late.2. You _______________ tell anyone what I just told you. Its a secret.3. The museum is free. You _______________ pay to get in.4. Children _______________ tell lies. Its very naughty.5. Johns a millionaire. He _______________ go to work.6. I _______________ do my washing, because my mother does it for me.7. We _______________ rush. Weve got plenty of time.8. You _______________ smoke inside the school.9. You can borrow my new dress but you _______________ get it dirty.10.We _______________ miss the train, its the last one tonight.11.She _______________ do this work today, because she can do it tomorrow.12.I _______________ clean the floor today because I cleaned it yesterday.13.
We _______________ forget to lock all the doors before we leave.
14.We _______________ stay in a hotel in London, we can stay with my brother.15.I _______________ spend too much money today. Ive only got a little left.16.They _______________ get up early today, because its Sunday.17.I _______________ eat too much cake, or Ill get fat!18.We _______________ be late for the exam.19.You _______________ tidy up now. Ill do it later.20.He _______________ cook tonight because hes going to a restaurant.