题目内容
Human facial expressions differ from those of animals in the degree ___ ___ they can be controlled on purpose.
A. with which B. to which
C. of which D. for which
Human facial expressions differ from those of animals in the degree __________ they can be controlled on purpose.
Human facial expressions differ from those of animals in the degree ___ they can be controlled on purpose.
A.with which B.to which
C.of which D.for which
Human facial expressions differ from those of animals in the degree ______ they can be controlled on purpose.
A.with which
B.to which
C.of which
D.for which