1.seesb.dosth.与seesb.doingsth.的区别2.across与through的区别请举例说明,

Question

1.see sb.do sth.与 see sb.doing sth.的区别
2.across 与 through 的区别
请举例说明,

Answer 1

1.see sb.do sth看见某人做某事（全过程）see sb.doing sth看见某人做某事（碰巧看见）2.across是指平面的穿过,walk across the road,swim across the river.through是指在一个空间里通过,drive through the tunnel,...