Help vs ạ

D. be D. is being built D. has been sent D. is spoken D. has been written D. has been D. is opened C. is being written C. has been built C. have been C. were opened C. are sent C. is speaking .....at the post office in the morning ...by the secretary everyday. C. will be in many parts of the world. by Tom now. B. is written read several times B. are opened B. was spoken B. was B. was sent B. was built ....ten years ago. B. can A. was written built near my school next June, 7. The letter A. is 6. The book A. opened 5. The mails A. speaks A. is sent 4. English 3. These letters A. is built A, would be 2. My house 1. A new building

2. PASSIVE VOICE 1/ The secretary opens the mails every morning. 2/ They are building a new school in this town. 3/ You should finish the report right now. 4/ We shall discuss the matter in the afternoon. 5/ He has to pay the bills before the fifth of the month. 6/ No one has opened that box for the past hundred years. 7/ The fire has destroyed many houses. 8 / The children are carrying the chairs into the house. 9/ They hadn't built the bridge when we first came here. 10. She cleans the floor every morning. 11. He will solve the problem soon. 12. He was cooking dinner at 8 o'clock yesterday. 13. She made a lot of mistakes in the examination. 14. No one has locked the door. 15. Have you turned o