mum like to use newspaper to clean the window.保持句意不变
问题描述：
mum like to use newspaper to clean the window.保持句意不变
只能改变to clean，其他不能改变。
答
Mum likes to clean the window with newspapers
应该是likes啊,另外newspapers
问题补充：
Mum likes to use newspapers to sweep/rub the window