动词buy的四点小用法1. 用作动词,表示“买”,可带双宾语;若双宾易位,通常要用介词 for。如:我叔叔为我买了本英语词典。正:My uncle bought me an English dictionary. 正:My uncle bought an English dictionary for me. 2. 表示向某人买某物,通常用介词 from。如:He bought this watch from a friend. 他从一位朋友那儿买了这块手表。3. 表示用多少钱买某物,通常用介词 for。如:I bought the computer for $600. 我花600美元买了这台电脑。He bought it for very little money. 他买它只花了一点点钱。注:有时也用介词 at, 侧重指价格。如:He bought them for [at] 10p each. 他以每个10 便士的价格买下了它们。4. 是终止性动词,因此在肯定句中不宜与一段时间连用。如:这房子我已买了十年。正:I bought this house ten years ago. (www.yygrammar.com)正:I have had this house for ten years. 正:It’s ten years since I bought this house. 误:I have bought this house for ten years.