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Modern medical advances ______ the average life expectancy by several years.A、ex
Modern medical advances ______ the average life expectancy by several years.A、ex
游客
2023-07-21
49
管理
问题
Modern medical advances ______ the average life expectancy by several years.
选项
A、expanded
B、spread
C、extended
D、enlarged
答案
C
解析
extend“延伸,延续”;expand“扩大,膨胀”;enlarge“扩大,扩展”。
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