题目

Directions: Write anEnglish composition in 120-150 words according to the instructions given belowin Chinese.现在，国家规定高中生必须参加社会实践活动，社会上对此反响不一。教育专家们认为这有利于培养学生服务社会的意识，而有些家长认为这浪费了学生很多时间。请谈谈你的看法。 答案：Nowadays, our country stipulates that senior high school students should participate in social practice activities, which causes different social repercussions. Education experts believe that it helps to cultivate students' awareness of serving the society, while some parents think that it wastes a lot of time for students. In my point of view, we students will undoubtedly benefit a lot from takin一列火车从甲地到乙地，火车的速度是180千米/时，行驶了15小时．甲、乙两地相距多少千米？