问题
选择题
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
答案
答案：B
搜题请搜索小程序“爱下问搜题”
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
答案：B