27. Choose the right modal verb: If I don’t study for the next test, I…fail it. a) can b) must c)might d)must be e)ought to 28. Choose the right modal verb: We’ve got two hours left. We…leave yet. a) must b)needn’t c)can’t d)hadn’t e)have 29. Choose the right answer . I’m not working tomorrow, so I…get up early. a) had b) haven’t c) don’t have to d) have not to e) am to