please put upyourhands if you have any queation_____(ask)答案上是to ask,为什么?

题目

please put upyourhands if you have any queation_____(ask)答案上是to ask,为什么?

答案

please put up your hands if you have any queation_____(ask)
to ask 修饰 any question .表示要问的问题
此类还有很多类似的用法
如：a house to live in
a skirt to wash