The entire hall burst into a great cheer and applause ______ the Nobel Prize winner appeared on the stage accompanied by the chairman.
| A．until | B．while | C．by the time | D．the moment |
Not until he left his home ______ to know how important the family was for him.
| A．did he begin | B．had he began | C．he began | D．he had began |
—How long have you been going to in Tanggou Senior Middle School？
—More than two years.
—So it will be less than one year _______you graduate from this school.
| A．when | B．that | C．before | D．since |
To all the famous artists’ surprise．the unknown woman’s two ______paintings are also on show in the art exhibition．
A．little  blue oil |
B．blue little oil | C．oil blue little | D．little oil，blue |
Don’ t be joking. It’ s time to______your business.
| A．set out | B．take up | C．go on | D．get down |
Jim went to answer the phone. _____, Harry started to prepare lunch.
| A．However | B．Nevertheless | C．Besides | D．Meanwhile |