Experts think that _______ recently discovered painting may be _____Picasso.
| A．the;/ | B．a; the | C．a; / | D．the; a |
It was getting dark; I found a car _____ in a pool by the side of the road.
| A．to be stuck | B．stuck | C．sticking | D．stick |
The old farmer, _____ the badly injured and burnt soldier, came out of the burning farmhouse, calling continuously for help.
| A．supporting | B．having supported |
| C．being supported by | D．being supported |
To answer correctly is more important than _____.
| A．that you finish quickly |
| B．finishing quickly |
| C．to finish quickly |
| D．finish quickly |
And there, almost _____ in the big chair, sat her little brother, who never had to be told to keep quiet.
| A．having lost | B．losing | C．to be lost | D．lost |
I thought Jim would say something about his school report, but he ______ it.
| A．doesn’t mention | B．hadn’t mentioned |
| C．didn’t mention | D．hasn’t mentioned |