---Will you go to the meeting for their discussion?
---No, ______ invited. I don’t feel like getting involved with their business.
| A．unless | B．until | C．even if | D．otherwise |
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 |
The students were completely _____ in their reading.
| A．absorbing | B．being absorbed | C．to absorb | D．absorbed |