1) Liza ______ come to the party. She promised it. a) must b) might c) may 2) John ______ be home by eight o'clock. It depends on how much work he has to do. a) can't b) must not c) may 3) I think Danny _______ come to the cinema today. He would like to come but he's too busy! a) must b) must not c) might not 4) Rebecca ______ pass all her exams. She has been studying so hard these days. a) can't b) must c) may 5) We ______ go to the park for a picnic, although it depends on the weather. a) must not b) must c) could 6) She ______ be on holiday. She has too much work to do. a) must b) can't c) may 7) We ______ have to sell the car if we don't get enough money. a) must b) may c) might not 8) The sky looks blue and clear. It ______ rain today! a) can't b) could c) might not 9) Our project is going quite well, so I think it _____ be a success a) may b) may not c) must not 10) I ____ win the lottery someday. a) must b) may c) might 11) This ______ be true! We will never know! a) must b) can't c) might 12) I ______ come and visit you next year if I can save enough money. a) might not b) can't c) could 13) We _____ see her at the concert, but we're not sure. a) must b) may c) must not 14) Where is Anna? – I don't know. She _____ be at the swimming pool or in the park. a) could b) must not c) must 15) There _____ be life on other planets. Scientists haven't discovered it yet. a) might b) may c) must 16) If we hurry, we _____ catch the last bus. a) must not b) can't c) may 17) Don't ring the doorbell when you come. My sister's little baby ____ sleeping at that time. a) must not b) might c) must 18) This plan ______ work better if we adjust the time. a) must not b) might not c) could 19) I have called her many times but there is no answer. She _____  be at home. a) must not b) may c) might 20) A: The Mexican Soccer Team _____ win the next Worl Cup. B: Come on! Stop dreaming! a) must b) may c) might

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