摘要： div input id="Radio1" type="radio" name="rad" value="1" checked /1 input id="Radio2" type="radio" name="rad" value="2" /2 input id="Radio3" type="radio" name="rad" value="3" /3 input id="Radio4" type="radio" name="rad" value="4" /4 input id="Radio5" type="radio" name="rad" value="5" /5 阅读全文