They might watch a funny movie,for they are laughing and talking right now.请问这句如何改错
问题描述：
They might watch a funny movie,for they are laughing and talking right now.请问这句如何改错
答
they must/might be watching a funny movie,for...
他们一定/可能是在看一部滑稽电影,因为正又说又笑