Nearby were two boats_____they had come to ……

问题描述:

Nearby were two boats_____they had come to ……
Nearby were two boats_____they had come to the island.横线中为什么不能填by which

boats 前面有two等修饰限制,就要用介词in.比如一般情况下用by car 但in the car中car的前面有修饰词则用in.