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						8924166975 | 
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					@ -29,3 +29,7 @@ function onReadClick() {
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function onChooseClick() {
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					function onChooseClick() {
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    isChoose = !isChoose;
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					    isChoose = !isChoose;
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}
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					}
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					if (performance.navigation.type == 1) {        //如果网页刷新,停止播放声音
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					    Reader.stopRead();
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					}
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					@ -22,33 +22,19 @@ function getWord() {
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function highLight() {
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					function highLight() {
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    if (!isHighlight) return;
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					    if (!isHighlight) return;
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    let articleContent = document.getElementById("article").innerText; //将原来的.innerText改为.innerHtml,使用innerText会把原文章中所包含的<br>标签去除,导致处理后的文章内容失去了原来的格式
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					    let articleContent = document.getElementById("article").innerText;
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    let pickedWords = document.getElementById("selected-words");  // words picked to the text area
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					    let pickedWords = document.getElementById("selected-words");  // words picked to the text area
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    let dictionaryWords = document.getElementById("selected-words2"); // words appearing in the user's new words list
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					    let dictionaryWords = document.getElementById("selected-words2"); // words appearing in the user's new words list
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    let allWords = "";  //初始化allWords的值,避免进入判断后编译器认为allWords未初始化的问题
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					    let allWords = dictionaryWords === null ? pickedWords.value + " " : pickedWords.value + " " + dictionaryWords.value;
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    if(dictionaryWords != null){//增加一个判断,检查生词本里面是否为空,如果为空,allWords只添加选中的单词
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					    const list = allWords.split(" "); // 将所有的生词放入一个list中,用于后续处理
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        allWords = pickedWords.value + " " + dictionaryWords.value;
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    }
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    else{
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        allWords = pickedWords.value + " ";
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    }
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    const list = allWords.split(" ");//将所有的生词放入一个list中,用于后续处理
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    for (let i = 0; i < list.length; ++i) {
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					    for (let i = 0; i < list.length; ++i) {
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        list[i] = list[i].replace(/(^\s*)|(\s*$)/g, ""); //消除单词两边的空字符
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					        list[i] = list[i].replace(/(^\W*)|(\W*$)/g, ""); // 消除单词两边的非单词字符
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        list[i] = list[i].replace('|', "");
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					        if (list[i] != "" && "<mark>".indexOf(list[i]) === -1 && "</mark>".indexOf(list[i]) === -1) {
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        list[i] = list[i].replace('?', "");
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					            // 返回所有匹配单词的集合, 正则表达式RegExp()中, "\b"匹配一个单词的边界, g 表示全局匹配, i 表示对大小写不敏感。
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        if (list[i] !== "" && "<mark>".indexOf(list[i]) === -1 && "</mark>".indexOf(list[i]) === -1) {
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					            let matches = new Set(articleContent.match(new RegExp("\\b" + list[i] + "\\b", "gi")));
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           //将文章中所有出现该单词word的地方改为:"<mark>" + word + "<mark>"。 正则表达式RegExp()中,"\\b"代表单词边界匹配。
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					            for (let word of matches) {
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					                // 将文章中所有出现该单词word的地方改为:"<mark>" + word + "<mark>"。 
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            //修改代码
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					                articleContent = articleContent.replace(new RegExp("\\b" + word + "\\b", "g"), "<mark>" + word + "</mark>");
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            let articleContent_fb = articleContent;  //文章副本
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            while(articleContent_fb.toLowerCase().indexOf(list[i].toLowerCase()) !== -1 && list[i]!=""){
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                //找到副本中和list[i]匹配的第一个单词(第一种匹配情况),并赋值给list[i]。
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                const index = articleContent_fb.toLowerCase().indexOf(list[i].toLowerCase());
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                list[i] = articleContent_fb.substring(index, index + list[i].length);
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                articleContent_fb = articleContent_fb.substring(index + list[i].length);    // 使用副本中list[i]之后的子串替换掉副本
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                articleContent = articleContent.replace(new RegExp("\\b"+list[i]+"\\b","g"),"<mark>" + list[i] + "</mark>");
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            }
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					            }
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        }
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					        }
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    }
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					    }
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					@ -0,0 +1,33 @@
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					isRead = true;
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					isChoose = true;
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					var reader = window.speechSynthesis; // 全局定义朗读者,以便朗读和暂停
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					reader.cancel();// 初始化时清空reader列表
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					function getWord(){
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					   var word = window.getSelection?window.getSelection():document.selection.createRange().text;
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					   return word;
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					}
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					function fillinWord(){
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					   var word = getWord();
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					   if (isRead) read(word);
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					   if (!isChoose) return;
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					   var element = document.getElementById("selected-words");
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					   element.value = element.value + " " + word;
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					}
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					document.getElementById("text-content").addEventListener("click", fillinWord, false);
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					function read(s){
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					   var msg = new SpeechSynthesisUtterance(s);
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					   reader.speak(msg);
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					   console.log("+++++++++++++");
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					}
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					function onReadClick(){
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					    isRead = !isRead;
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					    if(!isRead){
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					       reader.cancel();
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					    }
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					}
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					function onChooseClick(){
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					    isChoose = !isChoose;
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					}
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					∑∑
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					@ -49,8 +49,8 @@
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{#        <div class="alert alert-warning" role="alert">Congratulations! {{ message }}</div>#}
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					{#        <div class="alert alert-warning" role="alert">Congratulations! {{ message }}</div>#}
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{#    {% endfor %}#}
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					{#    {% endfor %}#}
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        <button class="btn btn-success" id="load_next_article" onclick="load_next_article()"> 下一篇 Next Article </button>
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					        <button class="btn btn-success" id="load_next_article" onclick="load_next_article();Reader.stopRead()"> 下一篇 Next Article </button>
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        <button class="btn btn-success" id="load_pre_article" onclick="load_pre_article()" > 上一篇 Previous Article </button>
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					        <button class="btn btn-success" id="load_pre_article" onclick="load_pre_article();Reader.stopRead()" > 上一篇 Previous Article </button>
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    <p><b>阅读文章并回答问题</b></p>
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					    <p><b>阅读文章并回答问题</b></p>
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    <div id="text-content">
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					    <div id="text-content">
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					@ -97,7 +97,7 @@
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    <p><b>收集生词吧</b> (可以在正文中划词,也可以复制黏贴)</p>
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					    <p><b>收集生词吧</b> (可以在正文中划词,也可以复制黏贴)</p>
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    <form method="post" action="/{{ username }}/userpage">
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					    <form method="post" action="/{{ username }}/userpage">
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        <textarea name="content" id="selected-words" rows="10" cols="120"></textarea><br/>
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					        <textarea name="content" id="selected-words" rows="10" cols="120"></textarea><br/>
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        <input type="submit" value="把生词加入我的生词库"/>
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					        <input type="submit" value="把生词加入我的生词库" onclick="Reader.stopRead()"/>
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        <input type="reset" value="清除"/>
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					        <input type="reset" value="清除"/>
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    </form>
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					    </form>
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    {% if session.get['thisWord'] %}
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					    {% if session.get['thisWord'] %}
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					@ -39,7 +39,7 @@ def file2str(fname):#文件转字符
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def remove_punctuation(s): # 这里是s是形参 (parameter)。函数被调用时才给s赋值。
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					def remove_punctuation(s): # 这里是s是形参 (parameter)。函数被调用时才给s赋值。
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    special_characters = '\_©~<=>+/[]*&$%^@.,?!:;#()"“”—‘’{}|' # 把里面的字符都去掉
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					    special_characters = '\_©~<=>+-/[]*&$%^@.,?!:;#()"“”—‘’{}|' # 把里面的字符都去掉
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    for c in special_characters:
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					    for c in special_characters:
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        s = s.replace(c, ' ') # 防止出现把 apple,apple 移掉逗号后变成 appleapple 情况
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					        s = s.replace(c, ' ') # 防止出现把 apple,apple 移掉逗号后变成 appleapple 情况
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    s = s.replace('--', ' ')
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					    s = s.replace('--', ' ')
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