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The social security system is designed to ______ a basic standard of living for people in financial need.
The social security system is designed to ______ a basic standard of living for people in financial need.
admin
2014-03-21
66
问题
The social security system is designed to ______ a basic standard of living for people in financial need.
选项
A、secure
B、keep
C、preserve
D、maintain
答案
A
解析
单词secure:保证;获得;使安全;固定。单词keep,preserve,maintain都有保持,维护的意思。这里的上下文都不适宜使用。
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0
专业英语四级
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