.A hard-working student
Li Lei is one of my best friend.He is in the same class with me.He is tall and thin.He is a hard-working student.He often listens to the teacher carefully in class and after class he ofter goes over the lesson and then does his homework carefully.He often prepare the lessons before class.He studies so hard that he doesn't go to bed until half past ten.He can always gets good grades at school and he often helps others so we all like him very much.文章中 prepare 应加s
