I wish to thank Professor Smith，without________help I would never have got this far.
(2012·天津，7)
| A．who | B．whose | C．whom | D．which |
You can’t imagine what great trouble they have _____ the problem _____.
| A．to solve; being talked about | B．solving; discussing |
| C．to solve; to talk about | D．solving; being discussed |
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 |
To answer correctly is more important than _____.
| A．that you finish quickly | B．finishing quickly |
| C．to finish quickly | D．finish quickly |
He looked around and caught a man _____ his hand into the pocket of a passenger.
| A．put | B．to be putting | C．to put | D．putting |
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 |