Answer:
1. Someone should send the email today.
2. The employees have left the documents behind.
3. They served the breakfast in the dining room.
4. Has anyone read the instruction?
5. Someone offered him a good job.
6. Someone had to call the ambulance.
7. The mechanics will repair my car next week.
8. Someone is breaking down the old bridge at this moment.
9. They said he is an excellent guitarist.
10. Open the windows.
11. My parents adviced me to get a visa.
12. Why did someone break the glass?
Explanation:
I used "someone" when the doer wasn't identified, I think you're free to use "you" or "them" depending on the situation.
I would say the answer is D.
Answer:
Commentary is the most important part of the perfect paragraph because it what allows the reader to understand more about what is being said. For example a commentary may also draw attention to current advances and speculate on future directions of a certain topic, and may include original data as well as state a personal opinion.
Explanation: