My sister is so old that she can go to school(改为简单句）急求

My sister is so old that she can go to school(改为简单句）急求 My sister is so old that she can go to school(改为简单句) My sister is so old that she can go to school是什么意思,知道请回答 My sister is so young that she can't go to school 同义句 The girl is so poor that she can't go to school.(改为简单句) My brother is so young that he can't go to school.(改为同义句） my sister is not old enough.she can't go to school(保持原句意思） his brother is so young that he can't go to school改为简单句 The girl is so young that she can't go to school.(改为同义句) My brother is so old that he can go to school.=My brother is The boy is so young that he can't go to school.（改为同义句） 1.He is so young that he can't go to school （改为同义句）