She COULD be with her friend right now laughing at him.

问题描述:

She COULD be with her friend right now laughing at him.
这句话里could作为情态动词是什么意思?

她现在应该和朋友在一起嘲笑他.可能的意思,把握不大.
若很大把握的时候,用SHOULD也可以的.