In the following sentence, which word is the adverb?

by the time we got to school, the bell had already rung.

Even the insistent cough of the woman next to him wasn't enough to draw his eyes away from the tiny type of the ancient book its pages were brittle and felt like they could crumble at the slightest disturbance he noticed the musty odor if each page as he carefully it over.

What would be a good starter sentence for writing a review over hidden figures?

What central idea does this passage develop? the impact of fate the integrity of leaders the ruthlessness of power the importance of friendship