题目

You can hardly imagine how excited I was when the day I had been looking forward to________ at last. A．coming           B．come           C．came            D．comes 答案：C　look forward to后接动名词。但在此题中空白处作谓语动词，根据was及had been looking可知用一般过去时。句意为：你想象不出我盼望的那一天终于到来时我是多么激动。

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