1) He ........ Wash the dishes a) Has to b) Have to c) Must d) Mustn't 2) You ........ Talk during the test a) Must b) Have to c) Mustn't d) Has to 3) He ........ Stop at the traffic lights a) Mustn't b) Must c) Have to d) Has to 4) He goes ....... Three times a week a) Swim b) Swimming c) Swum 5) D ... st a) U b) E c) A d) O 6) Mona:let's go out for dinner. Farah:Yeah........ a) Good idea b) Sorry I can't c) Maybe another time

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