题目内容：

walk through 和walk past的区别?
哪个及物动词?哪个不及物?
A woman saw it ________ when she was walking _________.
A.to happen;over
B.happen;passed
C.happening;throught
D.happen;past
选C还是D- -

优质解答

D
see sth.do；walk through和walk past都是及物动词,区别在于walk through强调从物体内部通过而walk past只单纯强调走过而已.