By definition, a query is a question, but a query letter sent to an agent contains no actual written questions. Rather, the letter's request is implicit: "Would you please consider helping me deliver to the world this beast I've been a creative slave to for eight years?" 

Reading old work is a lot like hearing a recording of your own voice. You cringe. You groan. That’s what I sound like? Make it stop. Don’t ever do that again.