|  | @@ -20,8 +20,10 @@
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				|  |  |      </div>
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				|  |  |  
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				|  |  |      <div v-show="!isCurMaterial && material_type === 'COURSEWARE'" class="answer-data">
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				|  |  | -      <span>{{ $t('Key320') }}</span>
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				|  |  | -      <span class="answer-data-duration">{{ answerData.duration }}{{ $t('Key321') }}</span>
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				|  |  | +      <template v-if="category === 'NPC' || category === 'OC' || category.length === 0">
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				|  |  | +        <span>{{ $t('Key320') }}</span>
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				|  |  | +        <span class="answer-data-duration">{{ answerData.duration }}{{ $t('Key321') }}</span>
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				|  |  | +      </template>
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				|  |  |        <template v-if="category !== 'NPC'">
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				|  |  |          <span class="answer-data-label">{{ $t('Key194') }}</span>
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				|  |  |          <span class="answer-data-count-right">{{ answerData.count_right }}</span>
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