attend sb 与 attend to sb 都对吗? 有什么区别?

attend sb 陪伴，伴随。很正式的用法

attend to sb 赐顾帮衬，关心。

attend to sb 同时还有很正式的用法,意思是，“存眷，留意”

attend sb 陪伴,伴随

attend to sb 顾问(病人)