英语口语水平很高，听起来很舒服。

有些转场衔接不太流畅，需要再进行一定的处理。

内容很丰富有趣。还有复习环节。

有中文字幕，更易于理解。

As a part of culture idioms are very important for us to study

So in this part we are going to practice what we learned earlier There be.  Questions about idioms you need to choose most appropriate one from the options and you will have fifteen seconds for each question