You can go there by bus.You can go there by taxi.合并成一句
You can go there by bus.You can go there by taxi.合并成一句 合并后是 You can go there by bus or by taxi.还是 You can go there by bus or taxi.为什么 书上是第一种、两个by的 老师还说了一个句子 You can play with Nancy.You can play with Sandy.合并后是You can play with Nancy or Sandy.我怎么觉得是You can play with Nancy or with Sandy