across, cross, through,over的用法区别

across, cross是横过的意思，across是介词,通常在用go, run, swim. 等搭配；cross是动词,通常可以直接放在句子中；through是穿过，跟across一样是介词,通常在用go, run, swim.等搭配through与cross的不同在于：through是“从中（内部）通过”；across是从事物表面穿过; over(介词) “在……上面过”。

(1)across (介词) “横过，穿过”，指从……的一边到另一边. Eg:

I went across the road = I cross the road. 我横过马路(经斑马线)

(2)cross (动词) “穿过”

(3)through （介词）“穿过，通过”，指穿过两边（从内部）。We walked through the forest.

(4)over(介词) “在……上面过” eg: a bridge over the river 横跨河面的桥