Употребите следующие предложения в страдательном залоге: 1. He has improved his pronunciation. 2. Jane invited me to

1. He has improved his pronunciation. - His pronunciation has been improved. 2. Jane invited me to the concert. - I was invited to the concert by Jane. 3. I’ll do the work in the evening. - The work will be done in the evening. 4. He opened the door. - The door was opened. 5. They are discussing the problem now. - The problem is being discussed now.