My son is not old enough to go to school .的同义句是什么

My son is not old enough to go to school .的同义句是什么 My son is not old engough to go to school.(改为同义句) My son is Jack is not old enough to go to school .（改为同义句） He is not old enough to go to school My sister isn't old enough to go to school.同义句 my sister isn't old enough to go to school [同义句转换]. my sister is not old enough.she can't go to school(保持原句意思） Tom is old enough to go to school改同义句 The boy is too old to go to school .的同义句是什么? My brother is seven years old.He can go to school用enough连成一句 Wendy is not old enough to drive.改为同义句 My young brother is old enough to go to school.enough在这里充当什么