Before we end this class, we go over the key words and key sentences.

大屏幕显示重点词汇、重点句型，师生一起复习一遍，结束这节课。

youdao

Before we end this class, we go over the key words and key sentences.

大屏幕显示重点词汇、重点句型，师生一起复习一遍，结束这节课。

youdao