The same policeman was just walking slowly past the entrance

The same policeman was just walking slowly past the entrance 新概念的一句话The same policeman was just walking slowly past the e he was just walking past the entrance,when my friend returne The man saw it __ when he was walking past. 英语阅读,Lawrence Henderson was walking slowly in the school gar 英语回答问题阅读Lawrence Henderson was walking slowly in the school Lawrence Henderson was walking slowly 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 连词成句 while walking was car the exploded past i it