You refer no excerpt or sentence so i hope this explanation would help, Great Astronomers shows that Ptolemy theory was flawed Because Ptolemy stated that Earth is the center of the universe, he got it wrong because many data proves that Sun is the center of the universe. But he still considered an authority in astronomy because he was a mathematical genius that is the first to predict the movement of the planets
I'd say split infinitive! i say this because <span>the infinitive, "to leave," is split into two by "quietly."</span> i think the sentence should say. "I whispered the instructions to leave the building quietly."
