The big ball is ————（light）than the ———one.The ————book is ————（thin）than the———book.
网友回答
The big ball is lighter than the small one.
The thin book is thinner than the thick book.
======以下答案可供参考======
供参考答案1:
lighter, small
small, thinner, big
供参考答案2:
The big ball is lighter than the small one.
The book is thinner than the thick book.
供参考答案3:
我有，你想要么？？？ 我也要~ 2008年北京小学升初中语文试卷一1、The big ball is _ （light）than the _ one . 2、The ___