The headmaster spoke highly___the players and they were pleased with themselves,too.为什么要填of而不用to?

The headmaster spoke highly___the players and they were pleased with themselves,too.为什么要填of而不用to?
The headmaster spoke highly___the players and they were pleased with themselves,too.
为什么要填of而不用to?

The headmaster spoke highly___the players and they were pleased with themselves,too.为什么要填of而不用to?
speak highly of高度赞扬