本课程由对瑞士的介绍切入，介绍了一系列课外拓展词汇，并讲解了方位名词、一般将来时、现在完成时的用法。

This video starts with an interesting introduction to Switzerland. Then it introduces some extra-curricular vocabulary. Finally we focus on grammar on nouns of locality, the future tense and the present perfect tense.