Duolingo
Duolingo is the world's most popular way to learn a language. It's 100% free, fun and science-based. Practice online on duolingo.com or on the apps!
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Babbel
Babbel is the effective way to learn a new language. Our system uses scientifically proven methods to improve your grammar, vocabulary, and pronunciation.
羊驼教育
羊驼教育是专业的留学语言考试教育培训机构，包括PTE考试培训、雅思培训、日语考级培训和韩语考级培训等服务。
沪江网校
沪江网校开设英、日、法、韩、泰、德、西班牙等13国外语课程，涵盖升学应试、海外留学、工作商务等。丰富全面的课程类型，为不同需求的学习者提供学习方案。