Fill in gaps with must.mustn"t.have to.dont have to/doesnt have to and the verbs:visit.touch.go.buy.learn.be polite.walk.1.I_____to my guests.2.You____her books,Shell be very angry.3.You____me a new bicycle.My old one is very good.4.You_____your granny.Shell be very happy to see you.5.I_____to the shop and buy a warm jacket.6.Mothet___ the dog.We alwaysdo it.7.You___this sond by heart.Yout teachet wont ask you to sing it.