题目

Circus tigers, although they have been tamed, can _____ attack their trainer. 　　A. unexpectedly    B. deliberately     C. reluctantly     D. subsequently   答案： A unexpectedly 出乎意料地;deliberately故意地;reluctantly 不情愿地，勉强地;subsequently后来，随后.本题译文：马戏团地老虎虽然已被驯服，但也会出乎意料地袭击驯兽师。

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