问题描述：
是是be elected president 还是 be elected as president?
1 是是 be elected president 还是 be elected as president?2 We had an anxious couple of weeks _______ for the results of the experiment.不选 to be waiting B waiting 是为什么?
1 是是 be elected president 还是 be elected as president?2 We had an anxious couple of weeks _______ for the results of the experiment.不选 to be waiting B waiting 是为什么?
问题解答：
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