<form action="/example/demo_form.aspx" method="get">
<p><input type="checkbox" name="fname" value="Bike" /> I have a bike</p>
<p><input type="checkbox" name="lname" value="Car" checked="checked" /> I have a car</p>
<input type="submit" value="Submit" />
<p>请在提交按钮上单击，输入会发送到服务器上名为 "demo_form.aspx" 的页面。</p>