Edison i＿ many things in his life,he is a great i＿lucy can do her homework a＿，she doesn't want any help。tom told us he didn't know the o＿question
问题描述：
Edison i＿ many things in his life,he is a great i＿
lucy can do her homework a＿，she doesn't want any help。
tom told us he didn't know the o＿question
答
invented
inventor
爱迪生发明了很多东西，他是个伟大的发明家。
答
Edison invented＿ many things in his life，he is a great inventor＿
第一个空是动词，发明的意思，用过去时，第二个是名词，发明家
爱迪生一生发明了很多东西，他是一个伟大的发明家
懂了吗
答
invented, inventor