why you must do your homework?----because i won't have ________tomorrow.为什么空里只能填”to”,而”one””it”都不可呢?
问题描述：
why you must do your homework?----because i won't have ________tomorrow.
为什么空里只能填”to”,而”one””it”都不可呢?
答
have to=must必需的意思
Because I won't have to=Because I mustn't
答
无表人知道
因为句中问的是"你为什么一定要做你的作业?"
回答想说"因为我不能在明天做."
have to 相当于must的意思,意为"必须,不得不"
one it 显然你想指代作业,可答句不是这个意思.