October 1, 1949 was the day ________ the People’s Republic of China was founded．
| A．which | B．when | C．where | D．in which |
— Oh, dear! We only have 15 minutes to get to the station.
— So terrible! There isn't any taxi around when you want ______.
| A．it | B．that | C．this | D．one |
—Would you mind giving your advice on how to improve our business management?
—If you make _____ most of the equipment, there will be _____ rise in production.
| A．the; a | B．/; / | C．/; a | D．the; / |
--You will get into big trouble ____ you can’t prove that you didn’t cheat in the exam.
--I know. I will collect enough evidence to make them believe me.
| A．unless | B．when | C．although | D．while |
How can you take____ for granted that you can get something for nothing?
| A．/ | B．that | C．this | D．it |
He has got the job because he has the advantage ____ others of knowing many languages.
| A．over | B．above | C．against | D．beyond |