meili 发表于 2022-10-27 16:03:16

therewillbeatalk___thehistoryofchinatomorrow.aonbabout

<p>问题：therewillbeatalk___thehistoryofchinatomorrow.aonbabout
<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">汤士华的回答：<div class="content-b">网友采纳　　答案：A　　正式的报告一本用介词on,而在口语中通常用about.
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