( )是制约项目建设成败的一个关键环节。
A.市场需求
B.建设规模
C.技术来源
D.产品方案
参考答案:C
The aim of the government is to make every citizen better off,____, to help them live a happy life.
A.as a result
B.for a start
C.for one thing
D.in other words
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