Q28:
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.
- they have established themselves as supreme adapters in an era
when the capability - they have established themselves as being supreme adapters in
an era when being able - it has established itself as a supreme adapter in an era when
to be able - it has established itself as being a supreme adapter in an era
when its ability - it has established itself as a supreme adapter in an era when
the ability
可否说一下解题思路?
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