Question

A essential consideration will be how likely it looks that research into the tumor in question

Could get rapidly to the proof of concept stage.怎么翻译，求断句

Answer 1

一个很有必要考虑的问题是，对上述肿瘤的研究能快速达到概念验证阶段的可能性会有多少。

An essential consideration（主语） will be（系动词） how likely it looks that research into the tumor in question could get rapidly to the proof of concept stage（表语从句）.
表语从句中：how likely（表语） it（形式主语） looks（系动词） that research into the tumor in question could get rapidly to the proof of concept stage（主语从句）
主语从句中： research（主语） into the tumor（状语） in question（后置定语，修饰tumor) could get (谓语）rapidly to the proof of concept stage（状语）.

Answer 2

一个基本的考虑将如何可能看起来,研究肿瘤的问题

能迅速的概念验证阶段吗

Answer 3

一个重要的考虑因素就是，针对在查的肿瘤研究中能够快速得到的概念性的证据能有多大可能。
A essential consideration will be (how likely it looks) (that)
research (into the tumor in question) could get rapidly to the proof (of concept stage)

Answer 4

可以快速的概念证明阶段