1) Students ________ wear uniforms at school. a) should b) have to c) must to 2) You ________ write the report. I've already done it. a) don't have to b) mustn't c) have to not 3) You _______ smoke here. It's against the rules! a) don't have to b) shouldn't c) mustn't 4) Sue missed her train yesterday and she __________ wait two hours for the next one. a) have to b) had to c) must 5) Children ____________speak to strangers. a) Musn't b) shouldn't c) not have to 6) During an interview you __________ use formal language! a) have to b) should c) musn't 7) Tom is lucky. He ________ get up early on Monday mornings because he starts working at 10 a.m a) doesn't need to b) mustn't c) doesn't has 8) When we were at school we ________ wear a uniform. a) must b) didn't have to c) have to 9) You __________ be an expert to organise a zoom meeting. a) mustn't b) don't had to c) don't have to 10) These samples are free. You _________ pay. a) don't have to b) mustn't c) can't 11) You ________ park here. It's an emergency exit. a) don't have to b) not have to c) mustn't 12) You ________ drink coffee at night if you want to sleep properly. a) can't b) mustn't c) shouldn't 13) People____________ forget to wear a mask to go out these days. a) mustn't b) don't have to c) have to not 14) You______________finish the sales report by monday or your boss is going to be really mad! a) should b) need to c) do not have to 15) While in hospital waiting rooms you ___________speak in a low voice. a) has to b) should c) must

MODALS - Have to/Need to/Should/Must

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