betterment/improvement
-eg: The betterment of the medical service is what the general public is looking for.;
compulsory education
-eg: 9-year compulsory education;
levy/impose
-eg: levy income tax/tax on real-estate.
上一篇： 雅思写作常用词汇：调停/调节
下一篇： 雅思写作常用词汇：犯罪率