4 Complete the dialogue. Use the correct form of have to: affirmative, negative and interrogative.
Avi: My brother is at music school. He1___
practise
the piano four hours a day!
Grace: Wow! That's a lot.
Avi:I know. And we2___? listen o it!
Grace:
3___he study other
subjects too, or just
music?
Avi: All the students 4___study music and two foreign
languages.
Grace: That's difficult!
Avi Not really. They5__speak the languages
fluently, just read and understand them.
