是不是

She is not thought that I was well-behaved?

她是不是以为我不乖？

I don't mind it if it's well-meant.

我不介意这些是不是恶意的。

I don't know wether the professor had named.

我不知道教授是不是已经点了名？

Life allows no 'what-if's, and there is no going back to the beginning.

那一年，如果不分开，不知今天我们是不是还相爱。

Not sure how useful the wing bar is.

我不确定翼带是不是对辨识有帮助。

LL: Yes, you could call her wishy-washy because she can't make a decision and act on it.

哎，有了，我们的朋友Lisa，她一直下不了决定是不是该和她男朋友分手。

If you have ever wondered if you might be a workaholic, answer these questions and find out.

如果你不知道自己是不是"工作狂"的话，回答下面的问题看结果如何

Still, Satan worshiper or not, I wasn't about to give him a chance if he gave me any shit.

不管是不是撒旦的信徒，我不会让他有机会给我什么狗屎。

Not worth one's salt:不称职 As a secretary,she is not worth her salt ;as a mother of three children,she is great.

她不是一个称职的秘书，但却是三个孩子的伟大母亲。

Do plants photosynthesize when chlorophyll transforms to xanthophyll?

叶绿素转变为叶黄素后是不是就不会行光合作用了？

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。