题目内容：

they have just connected our computer to Internet.
改为被动

优质解答

Our computer has just been connected to Internet by them.
宾语Our computer 提前 因为是 现在完成时态 注意时态中has+被动语态(been connected to) 最后原句主语边宾语+BY THEM.修改时候尽量用原句原意 主语用单数形式our computer不然容易扣分