I feel greatly honored _________ into their society.
| A．to welcome | B．welcoming |
| C．to be welcomed | D．welcomed |
— What on earth did the manager want to know? — ____ that we could finish the project.
| A．What it was | B．What was it | C．When was it | D．When it was |
The famous reporter, who is said to have gone back to America last year, _____in China for almost twenty years.
| A．lived | B．was living | C．has lived | D．had lived |
The time and effort he has devoted during the past few years____ trees in that remote area is now considered to be of great value．
| A．to plan | B．to planting | C．plant | D．planting |
After five hours’ drive, they reached ____ they thought was the place they had been dreaming of.
| A．what | B．that | C．which | D．where |
— People should spare no efforts to protect the environment.
— ________. Air pollution does harm to our health.
| A．All right | B．Take it easy | C．Go ahead | D．Exactly |