across,through,over,past的区别

问题描述:

across,through,over,past的区别
再附上关于这几个词的练习及答案,

through / past / across 区别:都可作介词,“穿过”,前常有位移动词(以下黑体部分).He climbed through the window and saw what he could take away.(从窗户内部经过)He went past me without saying any words....