However, language development is not a linear process – like garden vines reaching for the sun, students may take various paths to develop language. Technical archiving or access that is used exclusively for statistical purposes. Technical storage or access is used solely for anonymous statistical purposes. 每个阶段的要求都非常具体和全面，能够覆盖学生能力测试的方方面面，对学习者进行形... https://getdocumentschina.co/zai_xian_gou_mai_zheng_shu_/widaf