professor li is possible to come to our school to give us a speech.哪错了

professor li is possible to come to our school to give us a speech.哪错了
professor li is possible to come to our school to give us a speech.哪错了

professor li is possible to come to our school to give us a speech.哪错了
possible错了,这个词前面的主语不能是人,应该改为likely：
professor li is likely to come to our school to give us a speech