1) You _______be an expert to use the basic functions of program. a) must b) don't have to c) shouldn't 2) Mary______ to tell her mother that she is sorry. a) has to b) must c) should 3)  Joset doesn’t have money so he ________ go to the bank. a) has to b) must c) should 4) You ________ smoke in the kids area. a) shouldn't b) mustn't c) don't have to 5) Mario ________ work a lot. He has to support his children and his wife. a) have to b) must c) has to 6) Children under 3 ________ enter to the pool it is dangerous. a) do not have to b) must c) must not 7) We went to bed right after dinner because we_________ get up early the following day. a) didn't have to b) must c) had to 8)  We _________tell lies. a) should b) mustn't c) shouldn't 9) We _________be polite to other people. a) have to b) should c) must 10) I _______wear glasses, I still can see perfectly well. a) should b) don't have to c) don't have 11) What are you doing? You ______ be here! a) have to b) should c) must not 12) You ________ feed the animal in the zoo, it is prohibited. a) shouldn't b) musn't c) don't have to

Should, Must & Have to

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