作者认为造成这些差异的根本原因可能在于以英语为二语和以英语为外语的研究环境的差别。

The difference found in the results may primarily due to the difference between the research contexts, that is, the difference between an ESL and an EFL context.

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实际上，越来越多的英语为母语者觉得学习其他语言没什么必要，因为许多外国人已把英语当作一门外语说得倍儿溜。

In truth, more and more native English-speakers see less and less point in learning other languages because so many people speak English, so well, as a foreign language.

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课程按传统设计为45分钟，由拥有外语教学执照的英语国家的老师和一个中文助理一起授课。

Classes typically last 45 minutes and are taught by a native English speaker, certified in teaching English as a foreign language, and a Chinese-speaking assistant.

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