她对（买不买）这衣服下不了决心。

She could not make a decision about the dresses.

youdao

她对(买不买)这件连衣裙下不了决心。

She could not make a decision about the dress.

youdao

我不在乎你们买不买它。

I don't care if you buy the book.

youdao

I was the only one, believe it or not, at the store, who was buying floppies today .

不管你相不相信，我是今天唯一一个去商店里面去买软盘的人。

哈佛公开课 - 计算机科学课程节选

It's not like what you would find in Europe where people just go to buy their vegetables.

它和欧洲的市场不一样，在那儿人们只是去买蔬菜。

联合广场呢 - SpeakingMax英语口语达人

Unless there are some tax effects, which might matter-- and taxes always complicate things--but disregarding tax effects, it doesn't matter which you do.

除非这里涉及到税负,可能会影响...,税款常常把问题变得复杂,但不考虑税的话,什么时候买是没区别的

耶鲁公开课 - 金融市场课程节选