The skating marathon has been going for five hours.改为同义句 The skating marathon_________five hours__________.

问题描述:

The skating marathon has been going for five hours.改为同义句 The skating marathon_________five hours__________.

这道题的正确答案是:
The skating marathon (started 或 began) five hours (ago).
滑冰马拉松五小时前开始的.