pay attention to one's teacher
注意听老师讲课
-Pay more attention to your teacher when having a class.
-上课的时候你应该注意听老师讲课。
-I want to, but I can't concentrate on the subject.
-我也想啊，但我就是没法把注意力集中在课上。
flock around one's teacher
聚集在老师周围
-The children flocked around their teacher.
-孩子们都聚集在老师周围。
-They were attracted deeply by the story the teacher told.
-他们被老师讲的故事深深吸引了。
explain something to one's teacher
向老师解释某事
-I was absented from class yesterday because my mother was ill.
-我昨天没来上课是因为我妈妈病了。
-You should have explained that to your teacher.
-你应该向老师解释这事的。
buy one's teacher a present
给老师买礼物
-Tomorrow is Teachers' Day.
-明天是教师节。
-I suggest you buy your teacher some presents. What do you think?
-我建议你给老师买些礼物，你说呢？
present flowers to one's teacher
给老师献花
-Did you attend the graduation ceremony yesterday?
-你昨天参加毕业典礼了吗？
-Sure. It was moving that students presented flowers to their teachers.
-当然，学生们给老师献花的场景真让人感动。