Turn these sentences into passive voice

Turn these sentences into passive voice.


 

      6. Mary types letters in the office.

              →

     7. His father will help you tomorrow.

              →

     8. Science and technology have completely changed human life.

          →...........................................................................................

     9. Peter broke this bottle.

          →...........................................................................................

     10. They are learning English in the room.

        -->.............................................................................................

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