What you're giving is the one where it's not Friday.

你们给出的是今天不是星期五。

youdao

Relating to the real world, yes that's right, it's not Friday so that premise is false.

与现实相关，是的，今天不是星期五所以前提为假;

youdao

He says you're fired if you're not back at work on Friday. And I think he meant it.

他说如果你周五不回来上班的话，就会被解雇。我想他是当真的。

《柯林斯英汉双解大词典》

Army Specialist Will Cook,20, lost a leg in Iraq, but was not thinking about his injuries on Friday.

VOA: standard.2009.08.01

And one of them will be filmed, too, so that if you can't actually make any of the times not to worry, that video will go online sometime Tuesday in plenty of time for Friday's pset deadline.

其中一门课程也会被拍成录像，所以你们万一没有时间也不用担心,那个视频在周二会放到网上去,直到周五过期，这其中还是有充裕的时间的。

哈佛公开课 - 计算机科学课程节选

That's not till Friday, and last week's two lectures are both available online at cs50.net.

那些课程也是直到星期五才出来，上周的两堂课,都可以在cs50，net找到。

哈佛公开课 - 计算机科学课程节选

Some who study the calendar say the date for the end of the period is not Friday, but Sunday.

CNN: SHARE THIS

Some who study the Mayan calendar say the date for the end of the period is not Friday, but Sunday.

CNN: The end of the world? Not quite yet

The committee did not vote Friday to report Moseley-Braun's nomination to the full Senate.

CNN: Satisfied Senate committee goes easy on Moseley-Braun