1.[]The Eskimo is perhaps one of the most trusting and considerate of all Indians but seems to be unconcerned about the welfare of his animals.A.critical about B.indignant at C.indifferent to D.subject toABCD
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参考答案：C
参考解析：indifferent to“对……漠不关心”。critical about“对……挑剔”；indignant at“对……感到气愤”；subject to“易受……的”。