改为同义句：Tim isn't old enough to dress himself.

改为同义句：Tim isn't old enough to dress himself. The boy isn't old enough to dress himself.改成同义句 两句 The boy is too young to dress himself改为同义句 The boy isn't---- my little sister isn't old enough to dress herself.(改为同意句） 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]. Lynn isn't old enough to go to school.同义句转换 7.The boy is not old enough to dress himself.(改为同 The water isn't clean enough to drink.(改为同义句） The water is _ The water isn't cold enough to drink 改为同义句 the qucter isn't easy enough for me to answer改为同义句 The room isn't big enough to hold twenty people.（改为同义句)