Thechairmanmadea(an)________ofthel

发布时间：2020-07-26 07:29:27

The chairman made a(an)________ of the lecturer to the audience and then the lecture began．A.useB.introductionC.noticeD.agreement

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B解析make an introduction of sb．/sth．“意为介绍某人或者某物”。
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