Both dog’s diet and structure are______to those of the human being, and so it has been the subject of countless demonstrations a

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问题 Both dog’s diet and structure are______to those of the human being, and so it has been the subject of countless demonstrations and experiments.

选项 A、comparable
B、comparative
C、equal
D、contrary

答案A

解析 各项含义是:comparable可比得上;comparative相对于;equal相等;contrary相反。由题意可知,狗的膳食和结构与人类相似,即可比得上。故选A。
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