You know you're not allowed to ask to buy things while we're shopping.

你知道当我们购物时你不可以让我给你买东西的。

youdao

It seems only reasonable to ask students to buy a dictionary.

要学生买一本词典，好像也没什么不合情理。

《牛津词典》

What sorts of things could I ask people to buy?

我能让人们买什么种类的东西呢？

youdao

So the black players on the team were forced to ask their white teammates to buy food for them.

VOA: special.2010.04.11

Then you might--well let me ask you this, what would happen if Google decided to buy up all of its shares?

你也可能,我来问问你,如果谷歌决定购回它所有的股票会怎么样呢

耶鲁公开课 - 金融市场课程节选

You could use the "what do you" pattern in order to ask which article he wants to buy.

你可以用“What do you”句型来问男友他想买哪一个。

What do you 课堂 - SpeakingMax英语口语达人

"You can't ask to buy something out of your friend's hands, but you can write a check to PayPal, " she said.

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Makers of games that strongly encourage children to buy or pressure them to ask parents to buy on their behalf could be breaking laws on fair trading, said the OFT.

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It was one thing to ask drivers to buy car insurance.

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