1) You __________ arrive on time for the meeting. It's very important. a) a) must b) b) can c) c) should 2) They __________ finish the project by Friday because it's the deadline. a) a) don't have to b) b) must c) c) shouldn't 3) We __________ work on the weekend if we finish everything by Friday. a) a) can b) b) don't have to c) c) mustn't 4) She __________ attend the conference next week. It's not mandatory. a) a) must b) b) doesn't have to c) c) should 5) You __________ smoke in the office. It's against the rules. a) a) can b) b) mustn't c) c) have to 6) What __________ you do to prepare for an important presentation? a) a) must b) b) can c) c) should 7) We __________ forget to send the email to the client today. a) a) can b) b) shouldn't c) c) mustn't 8) He __________ work overtime to meet the deadline. a) a) has to b) b) can c) c) shouldn't 9) You __________ bring your own lunch. There is a cafeteria in the office. a) a) don't have to b) b) should c) c) mustn't 10) They __________ discuss the new project during the meeting tomorrow. a) a) can b) b) must c) c) have to

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