火速！翻译1我们学校由五十个班级组成 2我很幸运已经获得了这次旅行的资格 3粗心造成大量交通事故

问题描述：

问题解答：

1 Our school is made up of 50 classes / 2 i am honoured that i have got the qualification of this trip / 3 the careless makes a lot of traffic accidents

1.Our school is made up of 50 classes.
2.I luckily got the qualification of this travel.
3.Carelessness causes a lot of accidents.