1) Is he in his first year?
他是在一年级吗?
2) Are you in the third-year class?
你是读三年级吗?
3) What grade are they in?
他们是几年级的？
4) He is in his sophomore year.
他在读二年级。
5) I'm in the 7th grade.
我是初中一年级。
6) I am one grade below him.
我比他低一年级。
补充资料：他们
1.代词。称自己和对方以外的若干人。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条