将句子 He answered the questions in public.转换成被动语态，The questions_______ by him in public. A: are answered B: were answered C: are being answered D: were being answered

There was a knock on the door, but _____ answered it.

If the question ____ incorrectly, _____ question will be given to you. A: is answered; other B: answers; other C: is answered; another D: answers; another

She ought to __________ my letter a week ago. But she was busy with her work at that time. A: have answered B: answering C: answer D: be answered

How is every letter read, translated and answered?________.

Which of the following is a question answered with positive economic analysis?

Having answered the phone calls, the receptionists then schedule _________ with doctors.

______he answered my question, I was still confused.

Last week I wrote to the hotel to book a room, but they _____ yet. A: didn't answe B: wasn't answering C: hadn't answered D: haven't answered

将句子 He answered the questions in public....__ by him in public.