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
网友回答
A. as a result
B. for a start
C. for one thing
(答案→)D. in other words
解析：考查介词短语的词义辨析。A结果；B首先；C一方面；D换句话说。“help them live a happy life”是对“make every citizen better off”另一种表述，所以用in other words。句意：政府的目标是让每一个公民更富裕，换句话说，是帮助他们过上幸福生活。