分类：教育/科学-外语学习-英语考试
问题：英语语法时态Iwillneverrepaymyparentsfo 
I will never repay my parents for what they did for me.
我这样时态错在哪里，为什么？ 
回答：后面半句用完成时比较合适
I will never repay my parents for what they've done for me. 
因事情已经完成了~~~