he wrote the story,typing it into the computer and handed it to the chief,该句错哪为什么要把typing改为typed！
问题描述：
he wrote the story,typing it into the computer and handed it to the chief,该句错哪
为什么要把typing改为typed！
答
时态错误，前文中是过去时，HANDED IT TO THE CHIEF 是过去分词， 你看为什么时候突然来个现在分词呢！ typed and handed 是同类词都是过去分词，表并列的关系。
答
typing应该改为typed