She has to look after her sick mather at home.（改写否定句）

显示全部楼层 · 2012-7-19 19:25:38

She doesn't have to look after her sick mather at home.改否定句呢，是很简单的，一般含行为动词的句子，就在这个动词前加don't/doesn't/diidn't，若是含有BE动词的句子，就在被动词后加not...

千问 · 2012-7-19 19:25:38

She doesn't have to look after her sick mather at home....

千问 · 2012-7-19 19:25:38

She doesn‘t have to look after her sick mother at home....

千问 · 2012-7-19 19:25:38

She has to look after her sick mather at home.（改写否定句）She has notto look after her sick mather at home.
(hasn't)...