Human facial expressions differ from those of animals in the degree ______ they can be controlled on purpose.
| A．with which | B．to which | C．of which | D．for which |
It is generally considered unwise to give a child _____he or she wants.
A however B whatever C whichever D whenever
--- _____ I borrow your lighter for a minute?
--- Sure, no problem. Actually, you ____ keep it if you want to. I've given up smoking.
| A．Can, can | B．Should, may | C．Must, can | D．May, must |
He sent me an e-mail , _______to get further information.
A. hoped B hoping C. to hope D. hope
When her servant left to have a baby, Lady Susan had to turn ___ cook.
| A．/ | B．a | C．the | D．her |
After the long-distance running race, we students returned home, ___________.
| A．happily but tired | B．happily and tiring | C．happy but tired | D．happy and tiring |