buy既可作及物动词又可作不及物动词，作为不及物动词意思是“购买、购得”，作及物动词意思是“够支付、买通、收买、贿赂”，那么buy的过去式和过去分词是什么呢？
过去式和过去分词
过去式： bought
过去分词： bought
现在分词： buying
第三人称单数： buys
相关例句
They've bought themselves a new car.
他们给自己买了一辆新车。
She bought a small plot of land to build a house.
她买了一小块地盖房子。
She bought her car brand new.
她买的汽车是全新的。
She bought a dress pattern and some material.
她买了一幅衣服纸样和一些衣料。
I bought some new clothes for the trip.
我为这次旅行买了一些新衣服。
He bought a new coat for me.
他给我买了一件新外套。
I bought a coat in the sales.
我在大减价时买了一件外套。
We stopped and bought some bread.
我们停下来买了一些面包。
He can't be bought.
他是收买不了的。
