都是從1開始算起,不改變class,和結(jié)構(gòu)，也不加id，jquery在后面
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<h2>2017年普通高等學(xué)校招生全國(guó)統(tǒng)一考試: 理綜</h2>
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<span class="already-answer"></span><span class="answer-text">已答</span>
<span class="no-answer"></span><span class="answer-text">未答</span>
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<div class="scantron-body">
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<h2>單選題</h2>
<ul class="scantron-item-box clearfix">
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
</ul>
</div>
<div class="scantron-item">
<h2>完型填空題</h2>
<ul class="scantron-item-box clearfix">
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
</ul>
</div>
<div class="scantron-item">
<h2>閱讀理解</h2>
<ul class="scantron-item-box clearfix">
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top">1</span></li>
<li class="scantron-numbers"><span class="numbers-top current">13</span></li>
</ul>
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交卷并查看結(jié)果
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$(function(){
$('.scantron-item-box li').each(function(index){
$(this).children(".numbers-top").html(index+1);
})
})
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</html>
(n%18)+1$(this).children(".numbers-top").html((index%18)+1);
完形填空序號(hào)-單選序號(hào)=你想要的完形填空序號(hào)
閱讀理解同上
$(function(){
$('.scantron-item-box li').each(function(){
var index = $(this).parent('.scantron-item-box').children().index($(this));
$(this).children(".numbers-top").html(index+1);
})
})
北大青鳥APTECH成立于1999年。依托北京大學(xué)優(yōu)質(zhì)雄厚的教育資源和背景，秉承“教育改變生活”的發(fā)展理念，致力于培養(yǎng)中國(guó)IT技能型緊缺人才，是大數(shù)據(jù)專業(yè)的國(guó)家
達(dá)內(nèi)教育集團(tuán)成立于2002年，是一家由留學(xué)海歸創(chuàng)辦的高端職業(yè)教育培訓(xùn)機(jī)構(gòu)，是中國(guó)一站式人才培養(yǎng)平臺(tái)、一站式人才輸送平臺(tái)。2014年4月3日在美國(guó)成功上市，融資1
北大課工場(chǎng)是北京大學(xué)校辦產(chǎn)業(yè)為響應(yīng)國(guó)家深化產(chǎn)教融合／校企合作的政策，積極推進(jìn)“中國(guó)制造2025”，實(shí)現(xiàn)中華民族偉大復(fù)興的升級(jí)產(chǎn)業(yè)鏈。利用北京大學(xué)優(yōu)質(zhì)教育資源及背
博為峰，中國(guó)職業(yè)人才培訓(xùn)領(lǐng)域的先行者
曾工作于聯(lián)想擔(dān)任系統(tǒng)開發(fā)工程師，曾在博彥科技股份有限公司擔(dān)任項(xiàng)目經(jīng)理從事移動(dòng)互聯(lián)網(wǎng)管理及研發(fā)工作，曾創(chuàng)辦藍(lán)懿科技有限責(zé)任公司從事總經(jīng)理職務(wù)負(fù)責(zé)iOS教學(xué)及管理工作。
浪潮集團(tuán)項(xiàng)目經(jīng)理。精通Java與.NET 技術(shù)， 熟練的跨平臺(tái)面向?qū)ο箝_發(fā)經(jīng)驗(yàn)，技術(shù)功底深厚。 授課風(fēng)格 授課風(fēng)格清新自然、條理清晰、主次分明、重點(diǎn)難點(diǎn)突出、引人入勝。
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