1) You _______ forget to bring your homework tomorrow : it’s very important. a) can b) can't c) must d) mustn't 2) Lisa ______ speak three different languages fluently. a) can b) can't c) must d) mustn't 3) We _______ study hard if we want to pass the exam next week. a) can b) can't c) must d) mustn't 4) John _______ swim very well, so he always stays in the shallow end of the pool. a) can b) can't c) must d) mustn't 5) The students _______ use their phones during class unless the teacher says it’s okay. a) can b) can't c) must d) mustn't 6) Why ________ you help me ? You're supposed to be an expert ! a) can b) can't c) must d) mustn't 7) In 1998 most football players ___ eat junk food during the season; their coach had very strict dietary rules. a) were able to b) were allowed to c) had to d) were forbidden to 8) Even though his injury was severe, he ___ return to competition after months of rehabilitation. a) was able to b) wasn't allowed to c) had to d) was forbidden to 9) Before every match, athletes ___ complete a thorough warm-up to prevent injuries. a) were able to b) were allowed to c) had to d) were forbidden to

capacité - obligation - permission - interdiction au présent et au passé

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