He has one-third as many books as you.
He is twice as strong as he was.
People spend twice as much as much on hamburgers as on fish and chips or pizza.
《高考英语备考1号·速效编》
《高考英语备考1号·写作编》
《高中英语晨读晚记》
《高中英语错题笔记》
《零起点考大学英语》