题目内容
改写句子,句意不变。Tom's aunt spent two hours in cleaning her house.
It took Tom's aunt two hours ______ ______ her house.
答案:to;clean
练习册系列答案
相关题目
题目内容
改写句子,句意不变。Tom's aunt spent two hours in cleaning her house.
It took Tom's aunt two hours ______ ______ her house.