LANGUAGE FOCUS I should, must and hav I can compare my school to other schools.31 Complete the sentences from the listening onpage 108 with the words in the box.has to should don't have to mustn'tshouldn't must study have toRecommendationSchools shouldn't have rules about it.Boys and girls! be in the same class.ObligationThe school?take Wayne back because heisn't sixteen.We wear the same uniform.He 4in a different room from other students.Boys'_have hair to their shoulders.4No obligationThey teach me.More practice Workbook page 73the correct words​