Look!The man is swimming _______ the lake为什么用across而不用through

问题描述:

Look!The man is swimming _______ the lake为什么用across而不用through

across, through两者都有穿过的意思,但是前者主要是指从一边跨到另一边,后者主要是指从内部中间穿过,如穿过森林,希望你明白了