1. People say that that plane crashed into the mountains.
-> That plane ___________________________________________.
2. She tries to learn English well so as to communicate with foreigners. She tries to learn
-> English well with ________________________
3. I started teaching English three years ago.
-> I have___________________________________________.
4. No one in my class is more intelligent than Lan.
-> Lan ___________________________________________.
5.This exercise was very difficult. We couldn’t do it.
-> This exercise was so___________________________________________.
6. But for your help, I couldn’t have passed the exam.
-> Had ___________________________________________.
7. “When will you come back, Nga?”
-> I asked ___________________________________________.
8. No one has bought this house.
-> This house ___________________________________________.
9. She didn't take an umbrella so she got wet.
-> She wouldn't ___________________________________________.
10. It was a mistake for him to buy that house.
-> He shouldn’t _________________________________________.