For instance, one teacher ideally stays with a class from first grade through sixth grade.

比如，一个老师会一直跟随一个班级，从一年级直到六年级。

youdao

For instance, one teacher ideally stays with a class from first grade through sixth grade.

比如，一个老师会一直跟随一个班级，从一年级直到六年级。

youdao