China has made ______ clear to the world that in the course of its development it seeks for both golden, silver hills and clean water, green mountains as well.
| A．this | B．that | C．it | D．One |
It’s so wet there that the trees are extremely tall, some ______ over 90 meters.
| A．measuring | B．to measure |
| C．measured | D．measure |
With all the books she needed _____, she left the library with satisfaction.
| A．having borrowed | B．borrowed |
| C．borrowing | D．to be borrowed |
He got the first place in the Oral English Contest, ____ was beyond his expectation.
| A．that | B．it | C．what | D．which |
Only when Jim was away from home _______ how nice his family was.
| A．did he realize | B．he realized |
| C．has he realized | D．he has realized |
A fire broke out last night, _______ three children and two adults.
| A．killed | B．killing | C．kill | D．to kill |