Every one must receive nine years of compulsory education.
每个人都必须接受九年义务教育。
Basic education consists of nine years of compulsory education.
基础教育包括九年强制性教育。
All children in our country should receive free and compulsory education of nine years.
我们国家的儿童都应接受九年义务教育。
All children in our country should receive free and compulsory education of nine years.
我们国家的儿童都应接受九年义务教育。
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