Yang Liwei spent the whole evening talking about the things and persons none of us has e

发布时间：2020-08-14 23:03:59

Yang Liwei spent the whole evening talking about the things and persons      none of us has ever heard of in CCTV station.A. whichB. whoC. whomD. that

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当先行词同时出现人和物时，只能用that指代。
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