英语翻译
问题描述：
英语翻译
1：他把装有重要文件的手提箱遗忘在出租车上了（leave)
2：青年人很有必要学会对自己所做的事情负责（essential)
3:关于这次地震可能的成因,科学家尚未得出结论
答
1.He left his suitcase with important documents in it on the taxi.2.It is essential for young people to learn to be responsible to what they do.3.Scientists have not yet come to a conclusion regarding the cause of this earthquake.