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正确
<div class="progress">
<div class="progress-bar progress-bar-striped @(21)"
style="width:70%">
</div>
</div>
<div class="progress">
<div class="progress-bar progress-bar-striped progress-bar-animated"
style="width:70%">
</div>
</div>
不正确
点击 此处 重试 正确
下一题 ❯<div class="progress"> <div class="progress-bar progress-bar-stripedw3exercise_input_no_0" style="width:70%"> </div> </div> |