下面病句从4个选项选择一个错误并修改4

问题描述:

下面病句从4个选项选择一个错误并修改4
I (walked) (down) the corridor, my footsteps (echoed) eerily (through) the empty house.

把第三个用作谓语动词的 echoed  改为现在分词 echoing.解析:I (walked) (down) the corridor 和my footsteps (echoed) eerily (through) the empty house  显而易见是两个分句.分句之间用逗号连接是错误...