<form method="post" action="test.php">

<label for="水果">喜欢吃的水果</label><br>

<label>苹果：</label>

<input type="radio" value="radio1" name="水果"/>

&nbsp;

<label>梨：</label>

<input type="radio" value="radio1" name="水果"/>

<label>香蕉：</label>

<input type="radio" value="radio1" name="水果"/>

</form>