问题
选择题
Featuressuch as height, weight, and skin colour____ from individual to individual and from face to face.
[ ]
A. change
B. vary
C. alter
D. convert
答案
答案：B
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Featuressuch as height, weight, and skin colour____ from individual to individual and from face to face.
[ ]
A. change
B. vary
C. alter
D. convert
答案：B