they spent as much time as they could___their lessons A preparing_其他解答

they spent as much time as they could___their lessons A preparing B prepare C to prepare D prepared
为什么?

人气：242 ℃　时间：2019-11-23 10:44:02

解答

他们花费了尽可能多的时间在功课上.spend的过去式 spent这个题目要考的是spend 的用法,后面接ing形式,as much time as they could是修饰语句的主干是they spent some time （in）___something.若表示"花费(时间、金...