1.Yesterday was the deadline that I …….. finish my chemistry project. A. must B. mustn’t C. had to D. have to 2. Yesterday I ……. buy some groceries. A. must B. need C. had to D. have to 3. Susie will ……. wait in line like everyone else. A. must B. have to C. has to D. need 4. If you are under 13 you ……. to get your parents’ permission. A. have B. must C. mustn’t D. don’t have to 5. Do you ………… work next weekend? A. have to B. must C. have got D. don’t have to 6. Did you …………….. finish your exercises yesterday? A. must B. have to C. has to D. had to 7. She ………….. take the bus because her car broke down. A. mustn’t B. have to C. has to D. need 8. Drivers…………… remember to signal when they turn. A. must B. have to C. has to D. mustn’t 9. Lily ……… have to do the housework because she is sick. A. must B. don’t C. doesn’t D. mustn’t 10. Last month, I …….. go to the hospital twice a week. A. had to B. have to C. must D. mustn’t