Передайте следующие предложения в passive voice. 1. i saw a ufo yesterday. 2. mike has just read a very interesting book. 3. angela often writes letters to her boyfriend. 4. they had pulled down the house before the revolution began. 5. he will pass his exam successfully. 6. i must do this work in time. 7. she will send a mail soon. 8. we are giving a party now. 9. i brought the documents last week. 10. he always invites a lot of friends to his birthday party.
