Can someone give me a quote about school, student life etc.?

Based on your knowledge of word parts what does the word intervene mean

Asking questions from a text while reading with what?

[he] let his gaze wander to the swirling water of the stream racing madly beneath his feet. a piece of dancing driftwood caught his attention and his eyes followed it down the current. how slowly it appeared to move! what a sluggish stream! what contrasting words are used to describe the stream in this passage?