The results show that passive vocabulary size progresses very well at the early stages of learning, but not at the later stage;

分析，得出以下结果：三个年级的被动词汇在不同的学习阶段都有不同程度的增长，但不是直线。

youdao

The results show that passive vocabulary size progresses very well at the early stages of learning, but not at the later stage;

分析，得出以下结果：三个年级的被动词汇在不同的学习阶段都有不同程度的增长，但不是直线。

youdao