поставить предложения в пассивный залог:
1They invited the teacher to the party.
2He will introduce his sister to his friends.
3The pupils enjoy the concert.
4 We shall send a taxi for him.
5 In England they play cricket in summer.
6 They understood the text well.

The teacher was invited them to the party.His sister will be introduced to his friends.The concert is enjoyed of pupils.Taxi will be sent by him.Cricket is played in England in summer.The text was understood by him.

1. The teacher was invited to the party by them.2. His sister will be introduced to his friends by him.3. The concert was enjoyed by pupils.4. A taxi shall be sent for him by us.5. Cricket is played in England in summer.6. The text was understood by them well.