--Hi, Tom. It’s a long time since we met last time. Is everything going well?--Oh, I _____ for the final examination for weeks and I will be free next week.--Good luck!A.reviewB.reviewedC.am reviewingD.have been reviewing
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D解析考查时态题。根据foe weeks可见，review这个动作发生在过去，一直延续到现在，。根据后面一句话，可知此动作将会一直延续到将来，所以用现在完成进行时。