1.We're going to walk _____the lake.

问题描述:

1.We're going to walk _____the lake.

by

by 沿着

用along挺恰当,意为沿湖而行,当然别的介词也可,比如toward,意为朝湖的方向走...
太多了,就不一一列举了..
有问题欢迎追问~

along