【Yawningsendsoutcertainmessages-eitheramp;quot;Oh，thismovieissoboringamp;quot;oramp;quot;Iprobablyneedtogetsomesleepamp;quot;．Butdidyouknowthatayawncanalsohelpyourbraintocooldownwhenitisoverheated？Ane
<p>问题：【Yawningsendsoutcertainmessages-eitheramp;quot;Oh，thismovieissoboringamp;quot;oramp;quot;Iprobablyneedtogetsomesleepamp;quot;．Butdidyouknowthatayawncanalsohelpyourbraintocooldownwhenitisoverheated？Anewstudy，ledbyaresea】<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">罗岱的回答：<div class="content-b">网友采纳 41．C．细节理解题：从第三段的句子：Theresearchteamdidanexperimenton160people，80insummerand80inwinter，toexaminehowoftentheyyawnedatdifferentairtemperatures．可知这个研究的目的...
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