But I haven \ 't asked to.

但我没有请求这么做。

youdao

I buy two exercise book two week ago, but I haven 'buy any since.

两周以前我买了两本练习本，但后来就再没买过练习本。

youdao

David: It "s not cheap but I haven" t actually paid anything yet.

戴维：是不便宜。但我至今还未付过一毛钱。

youdao

I haven't quite confirmed them yet, but probably a hotel ballroom-type scenario, black-tie event."

VOA: special.2009.12.28

No, I don't here. No. I have many guy friends but I haven't still found a boyfriend.

没有，在这里没有。没有。我有很多男性朋友，但是仍然没有找到男朋友。

有趣的留学生活 - SpeakingMax英语口语达人

Could I have a show of hands of people who are planning to buy the text but haven't done so yet?

你们能举下手吗，那些,正打算买书，但还没有买的同学？

麻省理工公开课 - 固态化学导论课程节选

But I haven't heard anyone really make the argument that we don't have worry anymore.

NPR: Gulf Oil Discovery Could Have Far-Reaching Effect

But I haven't heard that one before, that they ask you not to even read it.

NPR: Intelligence Failures In 'Top Secret America'

"I've gotten a few calls, but I haven't called anyone back yet, " she said.

CNN: The enduring fascination of the Sharon Tate murder