Choose the correct answers.
1.My dad_______start work at eight o clock.a)has to b)have to c)should2.I___________remember to finish my homework.a)doesn t have to b)must c)shouldn t3.I__________get up at six o clock on Mondays.I hate Mondays!a)mustn t b)have to c)has to4.You_______be late.It s rude.a)don t have to b)must c)shouldn t5.We__________leave now.We can leave later.a)mustn t b)should c)don t heve to6.You________copy my homework!It isn t fair!a)mustn t b)don t have to c)should7.Marc________do the washing-up.He s already done it three times this week.a)doesn t have to b)musn t c)has to