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    <h1>C#学习页面</h1>
    <p>语言基础+网络通信+应用开发+数据访问</p> 
    <p>开发工具：VS</p>
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      <h2>语言基础</h2>
      <p>C#语言基础包含：</p>
    <p>类，枚举，反射，迭代器等</p>
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     <h2>网路通讯</h2>
      <p>网路通信包含：</p>  
      <p>WCf+TCP/IP</p>
      <img src="" class="img-responsive img-circle" alt="Cinque Terre" width="304" height="236">
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      <h2>应用开发</h2>
      <p>应用开发包含：</p>    
       <p>WinForm,WPF</p>
      <img src="" class="img-responsive img-circle" alt="Cinque Terre" width="304" height="236"> 
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      <h2>数据访问</h2>
      <p>数据访问包含：</p>
        <p>SQLserver+ADO.net</p>
      <img src="" class="img-responsive img-circle" alt="Cinque Terre" width="304" height="236"> 
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