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1·She felt like a fifth-grader who had snitched on a classmate.

她觉得自己就像个打同学小报告的小学五年级学生。《柯林斯英汉双解大词典》

2·My classmate has many notebooks.

我同学有许多本子。

3·This is my classmate, Andy.

安迪，这是我同学。

4·My classmate is eighteen.

我的同学十八岁。

5·A week ago, I borrowed a book from my classmate.

一周前，我从我的同学那里借了一本书。

6·A college classmate of mine, Tom, was an excellent football player.

我的大学同学汤姆是一个优秀的足球运动员。

7·Wu Qiong, her classmate, was doing his chemistry homework carefully.

她的同学吴琼正在认真地做化学作业。

8·Help! Dear Aunt Carla, I'm having a problem with my classmate, Joan, at school.

求救！亲爱的卡拉婶婶，我在学校和同学琼产生了矛盾。

9·Bob looked back only to find an old classmate whose name escaped him for the moment.

鲍勃往后一看，结果发现一个老同学，他的名字鲍勃一时想不起来了。

10·The first day of school a new classmate touched my shoulder, Hi, handsome! I'm Rose.

开学的第一天，一位新同学拍了拍我的肩膀说：“你好，帅哥！我叫罗丝。”

同班同学

1·He acquainted his classmate with my younger brother.

他把我的弟弟介绍给他的同班同学。

2·I, who am your classmate, can understand you.

我是你的同班同学，能了解你。

3·The Livingstonite, one Rick Horowitz, had been a classmate of mine in Mr. Hunt's fourth-grade class.

这位里克·霍洛·维茨曾经是我在亨特先生教的四年级班级里的一位同班同学。

4·Just like classmates across the country, they all chipped in to buy a classmate a birthday gift.

和全国一样，他们凑钱给同班同学买了一份生日礼物。

5·The big boy always thumbed his nose at the weak boy, one of his classmate.

那高大的男孩常常对他的同班同学，一个瘦弱的男孩扇鼻子。