it is important for us to protect the earth.改为同义句it is important for us to protect the earth.改为同义句（非诚勿答）—— —— —— ——important for us.sorry啊～没打关键的……
问题描述：
it is important for us to protect the earth.改为同义句
it is important for us to protect the earth.改为同义句（非诚勿答）
—— —— —— ——important for us.
sorry啊～没打关键的……
答
To protect the earth is important for us.
对于我们来说，保护地球很重要。
答
protecting the earth is important for us.