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                        /初識HTML(5)+CSS(3)-升級版

復(fù)制粘貼的都沒有效果！原來的代碼有，我后來加上去的為什么就沒有了？？

<!DOCTYPE?HTML>
<html>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8">
<title>form中的lable標簽</title>
</head>

<body>
<form>
???<label?for="male">男</label>
??<input?type="radio"?name="sex"?id="male"?/>
??<br?/>
??<label?for="female">女</label>
??<input?type="radio"?name="sex"?id="female"?/>
??<br?/>
??<label?for="email">輸入你的郵箱地址</label>
??<input?type="email"?id="email"?placeholder="Enter?email">
??<br?/><br?/>
??
???你對什么運動感興趣：
???<br?/>
???<lable?for="slowlyRun">慢跑</lable>
???<input?type="checkbox"?id="slowlyRun"/>
???<br?/>
???<lable?for="climbMountain">登山</lable>
???<input?type="checkbox"?id="climbMountain"/>
???<br?/>
???<lable?for="basketball">籃球</lable>
???<input?type="checkbox"?id="basketball"/>
???
???<br>
???<lable?for="aaa">test</lable>
???<input?type="email"?id="aaa"?placeholder="Enter?email">
??
</form>

</body>
</html>