同义句Li Lei often played football,but now he does not.
问题描述：
同义句Li Lei often played football,but now he does not.
快
答
Li Lei used to play football,(but now he doesn't.)
后半句可省略,因为used to do sth.(过去常做……),本身就隐含现在的情况相反.
---绝对没错!