human facial expressions differ from those of animals in the degr_英语解答

human facial expressions differ from those of animals in the degree to which
human facial expressions differ from those of animals in the degree ______they can be controlled on purpose
Awith which
Bto which
Cof which
Dfor which
为什么选B,另外这句话什么意思?

人气：214 ℃　时间：2019-12-01 12:43:17

解答

to the degree固定词组,到什么程度
人类的面部表情和动物的表情在他们有意控制的程度方面不同