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Choose headings a–f into the blanks in Speak Out. <a href="http://oss.ouchn.cn/ddzx/N601/yingyu/gjyy1/html/12.4-1.html"> 视频解析 </a><table class="yby_table table01"><tbody><tr><td>SPEAK OUT
Participating in conversations

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出自：2024年国家开放大学答案

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