The reform has changed the whole nation. It cannot remain ________ it used to be.
| A．what | B．where |
| C．which | D．when |
Once telling him the truth, _____.
| A．he will be nervous all the time |
| B．you will find him nervous all the time |
| C．he will find himself nervous all the time |
| D．everyone will find him nervous all the time |
Willpower is a kind of quality, _____ is _____ it takes to do anything well.
| A．that; which | B．which; what | C．that; that | D．which; which |
I was so familiar with him that I recognized his voice _____ I picked up the phone.
| A．as | B．after | C．the instant | D．while |
It’s reported that the police will soon ____ the case of two missing children.
| A．look into | B．look after | C．look upon | D．look out |
Tom is keen _____ surfing the Internet in his spare time.
| A．at | B．on | C．to | D．in |