JSFiddle - React, Tailwind, and code Playground
HTML
<div id="questions">
<div id="question0" class="question">
<span style="verhnij">Title 1</span>
<li><input type="radio" name="q_0" value="0"> 0</li>
<li><input type="radio" name="q_0" value="2">2</li>
<li><input type="radio" name="q_0" value="1">1</li>
<a href="#" class="next">Next</a>
</div>
<div id="question1" class="question">
<span style="verhnij">Title 2</span>
<li><input type="radio" name="q_1" value="2">2</li>
<li><input type="radio" name="q_1" value="0">0</li>
<li><input type="radio" name="q_1" value="1">1</li>
<a href="#" class="next">Next</a>
</div>
<div id="question2" class="question">
<span style="verhnij">Title 3</span>
<li><input type="radio" name="q_2" value="1">1</li>
<li><input type="radio" name="q_2" value="2">2</li>
<li><input type="radio" name="q_2" value="0">0</li>
<a href="#" class="next">Next</a>
</div>
JavaScript
$(function(){
$('div.question').hide(); // hide all questions
$('#question0').show(); // show first one
$('a.next').click(function(e) { // hook up the click events
e.preventDefault(); // prevents the link from being followed
$(this).parent('div.question').fadeOut('fast');
$(this).parent('div.question').next().fadeIn('fast');
});
});