young he is ,he knows a lot about the world

young he is ,he knows a lot about the world ___as he is,he knows a lot about the adult. Young man as he is,he knows a lot. michael is still young.H__,he knows a lot about it he knows a lot about the world by reading m___ and newspaper child as he is ,he knows quite a lot about the history of ch Young although the boy is he knows a lot.这个病句怎么改? _____as he is,he knows a lot. He knows a lot about hispen Although/thangh he is young but he knows a lot这个病句怎么改? 求：Though he is young, he knows a lot.的倒装句（急!） ————,the boy really knows a lot a as young as he is b a chil