A. unconcerned B. unconscious C. undecided D. uncomfortable 解析:根据后面的The sniffing and exploring was going well for him.可以判断Beans对于迷路并没有感到不安.它所热衷的是到处嗅和探究.所以A 项符合逻辑. 答案:A 查看更多

 

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