【推荐1】The problem ________ (refer) to in his speech has raised public concern.（所给词的适当形式填空）

【推荐2】The professor suggested the problem __________(refer) to be solved at once. (所给词的适当形式填空)

【推荐3】The man ________(refer) to by us was a famous musician in that country. (所给词的适当形式填空)

【推荐1】单句语法填空
1. - Hi, I’m Peter. Are you new here? I haven’t seen you around.
- Hello, Peter. I’m Bob. I just __________(start)on Monday.
2. Silk __________(become)one of the primary goods traded along the Silk Road by about 100 BC.
3. He hurried home, never once looking back to see if he __________(follow).
4. I __________(drive)down to London when I suddenly found that I was on the wrong road.
5. After graduation, Jane __________(work)as a doctor in India for three years, but now she is a in a university.
6. When I arrived at the classroom yesterday morning, the floor __________(clean).
7. I can’t believe that you got fined for speeding. I __________(think)of you as a careful driver.
8. - Peter, have you got your new flat furnished?
- Yes. I __________(buy)some used furniture and it was a real bargain.
9. I was sent to the village last month to see how the development plan ______(carry)out in the past two years.
10. Mary _______(take)a photo of Professor Smith while he was making a speech.

【推荐2】While nobody was looking, she squashed her school hat and ________ (cram)it into a wastebasket. （所给词的适当形式填空）

【推荐3】A water pipe _________(burst) and the entire apartment was flooded.