同学用英语怎么写翻译

　　Wu Qiang, her classmate, was doing his chemistry homework carefully.

　　她的同学吴强正在认真地做化学作业。

　　As the teacher is walking to him a classmate named Emily is carrying a glass that is full of water.

　　当老师走向他时,一个叫艾米丽的同学拿着一个装满水的玻璃杯。

　　Wan Bo, a university student, was painting while his classmate Tang Qi was making a wooden box by the river.

　　大学生万波在画画,他的同学唐琦在河边做木箱。