问题描述： I spend about two hours a day doingmy homework.划线提问划线是two 1个回答 分类：英语 2014-12-07 问题解答： 我来补答 How long do you spend a day doing your homework. 再问： 可以用How often吗 再答： How often应该用于询问频率，如问你多久做一次家庭作业，这时就说How often do you do your homework? 再比较：How often do you hear from your sister?再问： 这样啊 展开全文阅读
