Some of the students did______(差）in listen,they should practice listening more often than before.
问题描述：
Some of the students did______(差）in listen,they should practice listening more often than before.
填badly还是worse ,请给出详细解释,并希望解释的能专业一些,这十分重要,谢谢.
答
badly句中没有比较的意思,只是一般的陈述