cross - verb 一個(gè)動詞
eg.
We must cross the lake to find Lucy.
我們必須走過這條河去找露西.
cross－走過／路過
across - preposition (告訴你動詞是在那里發(fā)生的)
eg.
I drew a line that goes across the paper.
我畫了一條橫穿紙張的線.
across－穿過／橫穿
through- preposition
和across一樣
through－穿過／橫穿
eg.
I walked through the road.
我穿過了馬路.
along- preposition
和前面兩個(gè)差不多但是是沿著一個(gè)物品走
eg.
I walked along the shop's window
我沿著這家商店的窗戶走著.
along－沿著