他很可能迟到，因为路上堵车了。

It's ___probable that he will be late due to traffic.

根据目前的证据，最可能的解释是他不小心删除了文件。

Based on the current evidence, the ___probable explanation is that he accidentally deleted the file.

根据天气预报，明天很可能是晴天。

According to the weather forecast, it's ___probable that tomorrow will be sunny.