举几个例句:Theybegantothinkabout_whatuse____couldbemadeofthesevaluablematerials
能不能举几个这样把一个固定结构中的makeuseof名词use提到前面做定语从句的先行词的例子,比如youcanneverimagine__whatgreattrouble_____wehavehadintreatingthepatients.