He told me that how important it is to learn English.错在哪里
问题描述：
He told me that how important it is to learn English.错在哪里
答
He told me that how important it is to learn English.错在哪里
把that去掉.因为句中的how是【连接副词】修饰形容词【important】
He told me how important it is to learn English.