1. every year thousands of books are published, many of them to attract momentary attention only to disappear gradually from the shelves and the minds of readers.1) to attract가 맞나요?
분사구문 attracting으로 바꾸는게 맞이 않나요?
2) to disappear은 무슨 용법인가요?

2. political democracy and popular education broke down the barrier which had for so long kept practically all culture a monopoly of the wealthy and aristocratic.1) 밑줄 친 부분 문장구조와 문장성분 분석해주세요~
2) keep이 5형식으로 all culture가 목적어, a monopoly of~ 부분이 목적격보어 인가요?