Our government ______ all people to save energy and fight against pollution.
| A．calls on | B．calls up | C．calls out | D．calls for |
– Do you enjoy your present job?
-- __________ . I just do it for a living.
| A．Of course | B．Not really | C．Not likely | D．Not a little |
----Be quick, please. I have to be there by 9:00.
---- _____, but I’ll try my best.
| A．That’s all right | B．No problem |
| C．I can’t promise | D．It’s impossible |
I was just about to go to bed last night ______ the telephone rang.
| A．while | B．when | C．as | D．before |
This is the knife _____ I cut apples yesterday.
| A．that | B．by which | C．which | D．with which |
E-mail, as well as telephones, _____ an important part in daily communication.
| A．is playing | B．have played | C．are playing | D．played |