buy的过去式和过去分词是什么
buy的过去式、过去分词都是bought,现在分词是buying。例如,He stopped and bought a newspaper.他停下来买了一张报纸。
buy的过去式
1buy含义及词性
stop的过去式是什么
英 [baɪ]美 [baɪ]
v.买;购买;够支付;买通;收买;贿赂
n.合算的商品;买进(或出售)的东西;购买
第三人称单数: buys
现在分词: buying
过去式: bought 英[bɔːt];美[bɔːt]
过去分词: bought
2buy的用法及举例
给某人买某物
buy sb sth
buy sth for sb
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.
正:I have had this house for ten years.
正:It’s ten years since I bought this house.