SAT 改错题~1.The number of awards given this year to biochemist

SAT 改错题~
1.The number of awards given this year to biochemists （accentuate） the significant gains being made in the study of the chemistry of living organisms.括号里的为什么要改成accentuated啊?
2.The novel Pride and Prejudice by Jane Austen was once more widely read and was more popular in high schools in the United States (than Charlotte Bronte).为什么括号里的错?应该怎么改?
3.Nearly all of the editors of the magazine (agree) that of the two articles to be published,Fujimura's is the more exciting这句话没错,但是我感觉这句话有两个谓语 agree 和is 所以agree错了.