A big, heavy man was walking up and down in the hotel lobby.

VOA: special.2009.01.17

We were on the roof of America and all we could do was yell I guess across the night, eastward over the plains where somewhere an old man with white hair was probably walking towards us with the word and would arrive any minute and make us silent.

我们在美国的最高处大声叫喊,我想整个夜晚，在东部平原,随时可能有一个白发老人,向我们走来,让我们安静。

耶鲁公开课 - 1945年后的美国小说课程节选

and then this man like walking passed me, pulled me up out of the manhole.

这时有一个人走过，把我拉了出来。

I have 实战 - SpeakingMax英语口语达人

The camp was so large that a man had to have one week's supply of food when walking from one side of the camp to the other.

VOA: special.2009.01.24

A big,heavy man was walking up and down in the hotel lobby.

VOA: special.2010.06.12