Sentence Correction
试题详情
题目：
The coyote is one of several recent ecological success stories: along with the white-tailed deer, the moose, and other species that are enlarging their natural domains, they have established themselves as supreme adapters in an era when the capability to adjust to the environmental changes wrought by human beings has created a whole new class of dominant large mammals.
选项:
A、they have established themselves as supreme adapters in an era when the capability
B、they have established themselves as being supreme adapters in an era when being able
C、it has established itself as a supreme adapter in an era when to be able
D、it has established itself as being a supreme adapter in an era when its ability
E、it has established itself as a supreme adapter in an era when the ability
答案:
E
提问：
想问问c和e后面to be able to 和ability对于原文意思上的不同，为什么需要用名词，以及这个to的用法也不是很了解，以前没怎么见到过，
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