Edison built a science himself.himself 在这里做的是什么成分?是by himsel

Edison built a science himself.himself 在这里做的是什么成分?是by himsel he himself buit a science lab和he built a science lab himself by himself在句子中做什么成分? 在这里反身代词himself担当什么成分? himself和by himself Edison learned math by himself when he was 15 的同义句 文中有一段是he believes them himself.其中himself是什么成分修饰哪个? He came to himself 这里的谓语是came himself是宾语吗 Thomas Edison ____ already ____ a chemistry lab for himself 请问句子的成分by,在这里做什么成分? 请教诸位一下啊----是built him a house还是built himself a house呢?为什么啊? He himself has done it lots of times.这句话中himself做什么成分?为什么放在这