At that time,Edison was only sixteen years old改为同义句At that time,Edison was only ____ _____ boy.

问题描述:

At that time,Edison was only sixteen years old
改为同义句
At that time,Edison was only ____ _____ boy.

第一空:a
第二空:sixteen-year-old
是同学教的 .
看到edison还以为是冠希的阿.
帮你喽~