Your mom pre-registered you, but you wont know anybody in this new fifth-grade class.

妈妈已经替你报名了，可你却不认识这个新的五年级班级里的任何人。

youdao

I wasn't in Sam's class again until fifth grade.

直到五年级，我才有机会再次和山姆同班。

youdao

I wasn't in Sam's class again until fifth grade.

直到五年级，我才有机会再次和山姆同班。

youdao