The girl looked at me with a _______expression. Maybe the problem was quite ______.
| A．puzzled; puzzling | B．puzzling; puzzled |
| C．puzzled; puzzled | D．puzzling; puzzling |
With little knowledge about the area he succeeded ______ many researchers failed.
| A．the place where | B．in place | C．while | D．where |
A very beautiful scene spreads in front of the mountain, at the foot of which ______.
| A．lies a small village | B．does a small village lie |
| C．a small village lies | D．is lying a small village |
What was unexpected was that the disrespectable fellow ______ the old man.
| A．could have robbed | B．should have helped | C．should rob | D．might have helped |
I wonder whether the police ______ that lost child or not
| A．have found | B．has been found | C．have been found | D．has found |
Jerry, why ______ you leave your things on the floor like this?
| A．would | B．need | C．must | D．may |