1.
The primary grades in school are grades one through three.
学校的低年级是一年级到三年级。
2.
Medals will be awarded to contestants with the top three scores in each level.
比赛分四组:一到二年级，三到四年级，五到七年级，八到十一年级。
3.
We are freshmen and they are sophomores.
我们是一年级学生,他们是二年级学生。
4.
The youngest children are in the first form, the oldest in the sixth form.
最小的儿童上一年级, 最大的上六年级.
5.
Her son skipped the second grade.
她儿子从一年级跳到三年级。
6.
American students generally attend school from the first through the twelfth grades.
一般来说，美国学生从一年级一直读到十二年级，
7.
Are you a first-year student?
你是一年级的学生吗？
8.
Teddy's first grade teacher wrote,
泰德的一年级老师写道：
9.
He was a class ahead of me at college.
他在大学比我高一年级。
10.
Elementary school-- for students from the first grade to the sixth grade (ages 6 to 12 years);
初级学校——供一年级至六年级的学生就读(年龄六到十二岁)；
11.
Did you take the course as fresher, sophomore, junior, senior, or graduate student?
你学习这门课程是作为大学一年级，大学二年级，大学三年级，大学四年级，还是研究生？
12.
Did you take this course as a freshman, sops, junior, senior, or graduate student?
你学习这门课程是作为大学一年级、二年级、三年级、四年级学生还是研究生?
13.
Research of Teaching Method based on Classification and Rank in Computer Fundamentals to Fresh Student
一年级大学计算机基础分级分类教学研究
14.
He had to repeat the fourth grade.
他读四年级时留级一年。
15.
She teaches a junior class.
她教一个低年级班。
16.
I'm Tina from Class 1, Grade 2.
我是二年级一班的蒂娜。
17.
She teaches a senior class.
她教一个高年级班。
18.
A nongraded elementary school.
一所不分年级的初级学校