First, we can study in a group to improve learning efficiency.

首先，我们可以集体学习来提高学习效率。

youdao

Third, choose the scientific method, improve learning efficiency.

选择科学方法，提高学习效率。

youdao

Third, choose the scientific method, improve learning efficiency.

选择科学方法，提高学习效率。

youdao