If it _____ earlier, the printing machine would not have broken down．
| A．has been repaired | B．is repaired |
| C．had been repaired | D．was repaired |
28.When the telephone rang, I happened________in the kitchen, but when I came over to get it, it
rang off.
| A．to cook | B．to have cooked | C．to be cooking | D．having cooked |
.Being exposed for a long time________strong sunlight might seriously damage your skin.
A. in B. under C. to D, over
The cost of living in Glasgow is among the lowest in Britain, ________the quality of life is prob-
ably one of the highest.
| A．thus | B．yet | C．as | D．or |
It' s quite a time Yao Ming got injured, but it won' t be long he returns to________the court.
| A．since； before | B．after; when | C．before； since | D．that; when |
Culture shock is a feeling________most travellers experience in a foreign country________they
find the culture is quite different from that of their own.
| A．that; which | B．that; where | C．when; where | D．which； which |