When you are about something, you are to do whatever you can to get itA. anxious; likel

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A. anxious; likely
B. eager; possible
(答案→)C. enthusiastic; likely
D. concerned; probable
解析：本题考查形容词辨析。句意：当你对某件事情充满热情时，你会尽你所能去得到它。be enthusiastic about 意为“热衷于……”；第二个空只有likely才可以用作表语构成sb be likely to do sth句型；possible与probable不能这样用。