18信息在短时记忆中一般只保持()
<script>function viewparser(etype,eid){showWindow("showMsgBox", "plugin.php?id=tpgao_questionsyn:showMsg&timutype="+etype+"&item="+eid+"&credit=3&mod=sh", "get", 0);
}</script>[普通选择题]<br> 题目 18信息在短时记忆中一般只保持()<br><br><img src=""><br>A.1~2秒<br>B.20~40秒<br>C.60~70秒<br>D.70~80秒<br>E.50~60秒<br><br>正确答案:B<br><div id="parserbtn"><input class="parserbtn"onclick="viewparser(1,9426);" type="button" name="parserbtn" value="查看解析" style="height: 23px"></div><br>
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