题目内容

________ away from school for two weeks, I have quite a few lessons to catch up with.
A．Having beenB．To be
C．BeenD．Being
A
A 考察非谓语动词。分析句子结构可知，逗号前面是非谓语动词做原因状语，且与逻辑主语是主动关系，由此排除BC项，空格处的动作是在谓语动词之前就发生的，因此使用现在分词的完成式。故A正确。
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