Attention to the use of modal verbs in passive structures. (перепиши предложения в пассивном залоге. обрати внимание на употребление модальных глаголов в пассивных конструкциях.) образец: children may take their toys to the classchildren’s the class. 1. someone must warn them about the danger. about the danger. 2. you can hear this song everywhere.this everywhere. 3. mary must bring the letters today.the by mary today. 4. the courier has to deliver the parcels today.the by the courier today.
1 must be warned
2 can be heard
3 must be brought
4 have to be delivered