When I was walking past the office,I heard some students____

When I was walking past the office,I heard some students____ One day,I was walking in the field when I heard a strange no I was walking in the street when I heard someone shouting fo I saw her __ into the library when I was walking past when I was walking past the window,I saw him__my Ireally got 非谓语动词练习题When I was walking past the window,I noticed Wang Fe I happened ____(see) the accident when i was walking past th i ()buy some postcards when i walk past the post office.A sh 非谓语讲解i heard her crying when i walking past.i sat near her a it was when i heard the news that i.还是it was when I heard th I happended______my teacher when I was walking in the street I saw her out when I was walking past.A.goes B.to go C.went