buy的过去式。

buy的过去式和过去分词都是bought buy的用法 buy的用法1：buy的基本意思是用金钱换取等价物,即“购买”,是普通用词,可接具体物品如书籍、衣物等作宾语。buy也可表示“付出…以换取…”,这时可接健康、幸福、名声、忠诚等抽象名词作宾语。buy引申还可指“收买,贿赂”“相信(即买…的账)”。 buy的用法2：buy在句中主要用作及物动词,偶尔用作不及物动词。用作及物动词时,后接名词或代词作宾语,有时还可接双宾语,其间接宾语可转化为介词for的宾语。可用于被动结构。 buy的用法3：buy的主语一般是人,也可以是无生命的事物。 buy的用法4：表示“在某商店买”可接介词at; 表示“从某处买”可接介词from, of, off; 表示“花多少钱买”可接介词for, at;表示“给某人买”可说buy sb sth，也可说buy sth for sb，不能说buy sth to sb。 buy的用法5：buy是非延续性动词，不可与表示时间段的状语连用，但可与表示时间点的状语连用。 buy的用法例句 1. Somehow, he'd managed to persuade Kay to buy one for him. 不知用了什么方法，他成功说服凯给他买了一个。 2. I might buy one for a friend's birthday as a giggle. 我可能会买一件送给朋友当生日礼物，逗他开心。 3. Who wants to buy a computer from a failing company? 谁愿意从一家要倒闭的公司买计算机呢? 4. Show me which one you like and I'll buy it for you. 指给我看你喜欢哪个，我给你买。 5. You can buy a formulation containing royal jelly, pollen and vitamin C. 可以买一种含蜂王浆、花粉和维生素C的配方产品。 6. They used to buy ten kilos of beef in one lump. 他们过去常买10公斤重的整块牛肉。 7. Ford had the bright idea of paying workers enough to buy cars. 福特公司想出了一绝妙的主意：付给工人足够的薪水去购买汽车。 8. They had to buy everything at inflated prices at the ranch store. 他们不得不在农场商店以高价购买所有东西。 9. Shopkeepers buy them in bulk and resell them for £150 each. 店主们先大量购进，然后再以150英镑的单价将它们转卖出去。 10. Although people sometimes buy property sight unseen, it'sa remarkably bad idea. 尽管人们有时没看房就买了房，但这真是一个很糟糕的主意。 11. Always buy a heater with thermostat control to save on running costs. 始终购买可调温度的取暖器以节省使用成本。 12. They tend to buy cheap processed foods like canned chicken and macaroni. 他们往往会买便宜的加工食品，像鸡肉罐头和通心粉之类的。 13. People want to buy designer labels for snob value. 人们想买名牌是为了满足虚荣心。 14. Watch out for bargains, but never buy dented cans. 留意便宜货，但绝不要买表面凹陷的罐头。 15. "I've found the most wonderful house to buy!" she enthused. “我已经找到想买的最棒的房子啦!”她兴奋地说。

buy 买，采购 [ 过去式bought 过去分词bought 现在分词buying ] 例： He stopped and bought a newspaper. 他停下来买了一张报纸。