她爬楼梯的时候一边在喘气。

She was ___puffing when climbing the stairs.

爬完五层楼后，她气喘吁吁地停下来休息。

After climbing five flights of stairs, she stopped to rest, ___puffing heavily.

爬完五层楼梯后，他气喘吁吁地靠在墙上。

After climbing five flights of stairs, he was ___puffing heavily against the wall.

他靠在墙边，悠闲地抽着烟。

He leaned against the wall, ___puffing on his cigarette.