ing形式是shopping ，中文意思是v. 购物；逛商店；<英>（向**等）告发（shop 的现在分词）

She spent her free time shopping.她将空闲时间花在购物上。

过去式是shopped，中文意思是v. 购物（shop 的过去式）

She lunched and shopped and went for fittings for clothes she didn't need.