JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://twitter.github.com/bootstrap/assets/css/bootstrap.css">
<br/><br/>
<form class="form-horizontal" method="post">
<fieldset>
<div class="control-group ">
<label class="control-label">group 1:</label>
<div class="controls">
<label class="radio">
<input type="radio" checked="" value="workTipe1" id="optionsRadios1" name="optionsRadios">
answer 11
</label>
<label class="radio">
<input type="radio" checked="" value="workTipe2" id="optionsRadios2" name="optionsRadios">
answer 12
</label>
</div>
</div>
<div class="control-group">
<label class="control-label">group 2:</label>
<div class="controls radio-group">
<label class="radio">
<input type="radio" checked="" value="workTipe1" id="optionsRadios1" name="optionsRadios">
answer 21
</label>
<label class="radio">
<input type="radio" checked="" value="workTipe2" id="optionsRadios2" name="optionsRadios">
answer 22
</label>
</div>
</div>
</fieldset>
</form>