COMPLETE WITH MUST, MUSTN’T, CAN, CAN’T, COULD, COULDN’T, SHOULD or SHOUL’T
1. Melisa ________________ swim. She’s afraid of swimming. 2. I ________________ finish my homework. I had an accident with my bicycle. 3. You ________________ call the police if you see a thief. 4. Lucia ________________ read and write. She goes to school. 5. You ________________ make noise in the classroom. 6. They ________________ talk on the phone while driving. 7. If you are cold, you ________________ drink something hot. 8. A turtle ________________ fly. 9. We ________________ help her. She needs our help. 10.They ________________ help their mother. 11.A monkey ________________ climb trees. 12.We ________________ eat too many sweets. 13.I ________________ sing songs. I love singing. 14.They ________________ be late for school. 15.We ________________ wear a school uniform. 16.We ________________ cross when the lights are red. 17.You ________________ go to bed late if you have to get up ealy next morning. 18.I ________________ walk until the age of two. 19.She ________________ watch too much TV. 20.Rob ________________ dance. His leg is broken.