Complete the sentences with the correct form of have to.1)I .... Learn English everu day . I have problems with it.2) My friends .... write a test . They are getting ready for it.3)Alice .... phone her granny . She is ill.4)He .... buy tickets for the bus .5)They .... go by train every day . They Live in the village and  work in the city.6)We .... speak French to our guest from France. He doesnt understand Russian.