buy的三单是什么

buy的单三是: buys

They've bought zire's place cheaply .齐雷的地方，他们买得太便宜了。

I buy shoes and clothes in the night market .我在夜市买衣服和鞋子。

She buys her xmas presents on layaway .她用预约购货法购买圣诞礼物。

Two copies of the same book have been bought by mistake .书买重了。

They bought a dog to prevent any burglaries .他们买了条狗以防盗贼。

buy的单三是buys，现在分词是buying，过去式是bought过去分词也是bought.关于buy的一个短语是buy sb. sth.=buy sth. for sb.