题目

________alone in the large house，the little boy had to learn to survive by himself. A．To leave  B．Leaving C．Left  D．Being left 答案：C　考查非谓语动词。句意：小男孩被单独留在一个大房子里，他不得不学着独立生存。leave和the little boy之间是逻辑上的动宾关系，故用过去分词。

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