My class won the third but it was the best in the six classes of my grade.

我们班获得了第三名，但是已经是我们年级六个班当中最好的了。

youdao

And it is based on the experiment for 406 students, in six classes, in Grade Two with the Teaching Strategy of Training Chemical Transfer Ability of High School students.

以高二级的6个教学班共406名学生为被试，采用自编的《高中生化学迁移能力培养的教学策略》为材料。

youdao

I am a sixth-grade six classes Zhang Runqian, served as a squadron leader in the class.

我是六年级六班的张润千，在班级中担任中队长。

youdao

I am a sixth-grade six classes Zhang Runqian, served as a squadron leader in the class.

我是六年级六班的张润千，在班级中担任中队长。

youdao