must eat something 17) You A) must smoke C)mustn't smoke Bcan smoke Dsmoke 4) Dilek is tired. What must she do? A She must study hard B) She must make sport C) She must tidy her room D) She must go to bed 18) You A) can light fire B)light fire C)must light fire D) mustn't light fire all 13) We for our health, A) must make sport B) must smokeC) mustn't work D) mustn't go to bad early1)