高年级的英文：
senior class

参考例句：

Fag:a student at a British public school who is required to perform menial tasks for a student in a higher class.
受高年级使唤的低年级学生:在英国公立学校为高年级同学做跑腿活儿的学生。

English and mathematics are mde much of in senior high schools
英语和数学在高中高年级学生中很受重视

In mathematics this class is above the norm for the senior year.
以数学来说，这个班级程度高于高年级的常轨。

I became completely uninterested in my upcoming graduation, the senior-class play and the prom.
我因此对即将到来的毕业典礼、高年级演出和班级舞会完全没了兴致。

The list might include being head of a fundraising campaign, or acting a juicy role in the senior play
所有事项可以包括你曾当过筹集运动的负责人，或在学校高年级演剧时扮演过出色的角色。

Tom fagged for some elder boys.
汤姆为一些高年级学生打杂。

Are you a senior student here? I'm a freshman.
你是这儿的高年级学生吗？我是新生。

He is better suited to a job with older pupils.
他较适合教小学高年级学生.

Students leave middle school at the end of their senior years.
学生在中学高年级结束之后离校。

act as a fag for older boys, in British public schools.
在英国公立学校低年级为高年级的同学作苦工。

senior是什么意思：
adj. 较年长的；较高的；资历较深的
n. 较年长的人；高年级学生；上司

He is senior to me.
他的职位比我高。

The interests of seniors tend to be . . . varied
老年人的兴趣倾向于…多彩的。

Senior prom, do you have the fever?
毕业生舞会，你有兴趣吗？

Seniors and moms flocked to their booth.
老年人和母亲们蜂拥来到他们的摊位。

There are separate rooms for senior and junior officers.
高级军官和下级军官的房间是分着的.

class是什么意思：
n. 班级；阶级；种类
v. 分类；把…分等级
adj. 很好的

It is a step class.
这是踏板操训练班。

The class dismissed.
下课了。

The class teacher sectioned the class for dialogues.
老师把班级分组进行对话练习。

The class teacher dismissed the class on time.
教师按时下课。

A second - class letter is slower than a first - class.
二类信比一类信件慢。