来have to wear the school uniform 必须穿校服have to be quiet in the library 在图书馆里必须安静have to be on time for class 必须准时上课must get to school on time 必须准时到校in time 及时all the time 一直listen to the teacher 听老师的话 / 讲enjoy listening to the radio 喜欢听收音机listen to me 听我说fight with sb. / have a fight with sb. 和某人打架wear a new coat 穿一件新外套bring pens to me 给我那两支钢笔（brin |
