At a rough estimate .Nigeria is Great Britain.
| A．three times the size as | B．the size three times of |
C．three times as the size of | D．three times the size of |
-----Will you help me do this?
-----____________, do it yourself.
| A．Really | B． Excellent | C． No problem | D．No way |
Some pre-school children go to a day care center, __________they learn simple games and songs .
| A．then | B．there | C．while | D．where |
The boss has ________to improve the working conditions in the company.
| A．allowed | B．accepted | C．permitted | D．agreed |
The famous orchestra, which was composed by the two young musicians , is _______ into four parts according to the folk songs .
| A．picked up | B．given up | C．turned up | D．split up |
________ their son away to college, they got more room in the house.
| A．With | B．Because | C．For | D．As |