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。