对于大部分目标已经实现，并达到了预期目标和效益的工程项目，其成功度可评价为( )。

A．完全成功
B．基本成功
C．部分成功
D．不成功

Passage One

What is the main idea of the passage

A．The delicacy of the Chinese restaurant in Singapore.

B．The advantages and disadvantages of living in a cosmopolitan city.

C．The danger and threat of population explosion in urban areas.

D．The high living standard of Singapore, London, Paris and New York.