Are the words physics and mathematics singular or plural in the english language? plural singular

Read the paragraph. [1] this year, the linden high school debate team is bigger than ever. [2] neither the students nor the faculty advisor has much experience, but it’s a smart, capable, argumentative group! [3] we’ve tried to make a schedule that allows us to study, prepare, and scrimmage. [4] only one of us are able to practice on thursdays or fridays, which can be inconvenient. [5] even so, we feel prepared and excited for this year’s tournaments. [6] our first debate is on october 10th, and we are excited that it is so soon. which two sentences have subject-verb agreement errors? sentence 2 and sentence 4 sentence 2 and sentence 1 sentence 3 and sentence 5 sentence 4 and sentence 6

What is wong with this sentence cameron, who has an extreme and unreasonable suspicion of other people and their motives, suffers from paranoia which is a psychological disorder characterized by delusions of persecution or grandeur, was absolutely sure that someone was following him even though he was absolutely alone and hadn't seen a car for miles and miles.

[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?