Translation of "Assume" in Chinese

- Let's assume that'll happen.
- Let's assume that that'll happen.

讓我們假定那會發生。

Let's assume that this man has made an error.

讓我們來假設，這位先生犯了一個錯誤。

I assume that you have no intention of going ahead with our arrangement?

我想你就沒有按照我們事先計劃的行事吗？

It's presumptuous for humans to assume that our task is to do what only God can do.

人类假设我们的任务是完成只有上帝能做的事，这太自以为是了。