1) I ______ forget to lock up when I leave. a) must not b) don't have to c) doesn't have to 2) My father _____ eat junk food every day because it's bad for his heart. a) must not b) doesn't have to c) don't have to 3) You _______ read the entire article, if you don't want to. a) must not b) don't have to c) doesn't have to 4) She's lucky. She _________ finish her homework before going out tonight. a) must not b) don't have to c) doesn't have to 5) We __________ plan our trip right now. We can wait for another time. a) must not b) don't have to c) doesn't have to 6) The manager _________ lie to the employees. They will find out the truth eventually. a) must not b) don't have to c) doesn't have to 7) We __________ be late for the morning meeting. a) must not b) don't have to c) doesn't have to 8) You ____________ apologise. It wasn't your fault. a) must not b) don't have to c) doesn't have to

Must not Vs Don't have to

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