People in the train station为什么用in ?At the Palace Museum为什么用at?不是大地方用in,小地方用at吗?火车站可不是大地方呀

翻译Over ten people died and twenty people were seriously wounded in the train crash. in the train station There were many people in the train station last Sunday.(改为同义句) The train station____ ____ last Sunday. are people there in Beijing Train Station many the 连词成句 There are many people in the train station,it was c are many the Beijing Train Station there in people 连词成句 把be动词的正确形式填空 There----many people in the beijing Train station, 对划线部分提问 there are some people （in the train station）.（ ）（ ）in the picture?对划线部分提问 there are some people （in the train station）.（ ）（ ）in the picture? 是on the train还是in the train?说明原因 on the train还是in the train正确?为什么? 乘火车：on the train还是in the train? Li Ming is on the train还是 in the train Li Ming is on the train还是 in the train if more people in American could use a bus or train ,then the air would be cleaner 的意思 people living in the suburbs can take a train to work中的living 前面没有be动词 为何加ing? in a train 与on the train的区别 the people in the The people in the