Sam _____ some knowledge of the computer just by watching others working on it.
| A．brought up | B．looked up | C．picked up | D．set up |
___ is known to us all is ____ the sun is bigger than the earth.
A It; that B What ; that C What ; how D That; that
The state-run company is required to make its accounts as _________ as possible for its staff to monitor the use of the money.
| A．punctual | B．accurate | C．vertical | D．transparent |
The reasonhe was late for school washe had to send his mother to a hospital.
| A．which; that | B．why; that | C．for which; because | D．what; why |
----I prefer shutting myself in and listening to music all day on Sundays.
---- That’s _____ I don’t agree. You should have a more active life
A. whereB. what C why D.that
--- What’s reported in the news?
--- The earthquake yesterday is said _______ more than 5 hundred people.
| A．to kill | B．that it is | C．to have killed | D．that it has killed |