"But professor,why don't you try the cream just once?" I argued."It makes shaving smoother and less painful."“It makes s
问题描述：
"But professor,why don't you try the cream just once?" I argued."It makes shaving smoother and less painful."“It makes shaving smoother and less painful”中为什么shave要用现在进行时?
答
这里不是进行时,而是动名词
shave是动词,转换为名词,变成ing形式