John has great singing _____________, but to become a real singer, he needs a lot of necessary training and practice.
| A．privilege | B．potential | C．promotion | D．possibility |
Did you see that boy _______the police over there.
| A．questioned | B．to be questioned | C．being questioned | D．questioning |
I regret _____you that we are unable to offer you employment .
| A．to have inform | B．having inform | C．to inform | D．informing |
The explosion sent us ______in all directions.
A.run B. runningC to runD. ran
The old man seems ______here for more than twenty years.
| A．to be living | B．to have lived | C．to have been lived | D．to live |
We are not _____fools _____believe what he says.
| A．such, as | B．so, to | C．such, who are | D．such, as to |