Jr. Parkinson stood up and left the room, ____ the door behind him.
| A．closing | B．closed | C．close | D．to close |
Finally, he lived up to ______ had been expected of him.
| A．what | B．that | C．it | D．as |
A modern city has been set up in _____ was a wasteland ten years ago.
| A．that | B．what | C．which | D．where |
His technique has developed to the point _____ he can help kill the latest computer virus going round the city.
| A．that | B．which | C．when | D．where |
The place _____ the bridge is supposed to be built should be _______ the cross-river traffic is the heaviest.
| A．to which; where | B．at which; where |
| C．by which; in which | D．for which; which |
It was an agreement, ______ could not be changed.
| A．of which details | B．whose the details |
| C．the details of which | D．all whose details. |