1) You must _______ for the test. a) study b) to study c) studying 2) You should _______ cooking. a) start b) to start c) starting 3) Giving advice: Your sisters _______ do exercise. a) can b) could c) must d) should 4) Obligation: Your sisters _______ do exercise. a) can b) could c) must d) should 5) Possibility: Your sisters _______ do exercise. a) can b) could c) must d) should 6) Advice in negative form: The students _________ study for the test. a) should b) can c) can not d) should not e) could not 7) Advice in negative form: The students _________ study for the test. a) should b) can c) can not d) should not e) could not 8) Expressing possibility: My friends _______ come today. a) can b) must c) could d) should 9) Question asking for advice: a) Should I take a shower? b) Must I take a shower? c) Could I take a shower? d) Can I take a shower? 10) Question asking for possibility:  a) Could you open the door? b) Can you open the door? c) Must you open the door? d) Should you open the door?

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