He was a knowledgeable baseball fan and often took me to see the Brooklyn Dodgers play. (Para. 8)
Notice that after some verbs of physical senses, such as see, watch, hear, notice, etc, the infinitive verb is used without to:
Did you see / notice him go out? 你見他出去了嗎?
I heard her sing in the next room last night. 昨夜我聽見她在隔壁房間唱歌。
The policeman saw the man open the window. 警察看見那男子打開窗子。
adj. 博學的,有見識的