There is hardly an environment on earth _____ some species of animals or other have not adapted successfully.
A. in which B.on which C. to which D. for which
There is hardly an environment on earth _____ some species of animals or other have not adapted successfully.
A. in which B.on which C. to which D. for which
C
关系代词which代指先行词environment，介词to和动词adapt构成adapt to“适应”。
【标签】介词+关系代词