People put their bikes away and go to work -----their cars.A.by B.in答案是in，为什么不用by ?

热心网友

因为by后接名词时前面不带修饰成分,而题中their cars的cars有their修饰,不用by如by bus, by bike而in后可以带修饰成分

热心网友

是这样的

热心网友

如果用by，则 their 应该删去