【文章大意】文章鼓励人们互相分享阅读的想法，并享受分享阅读的过程。

1.B细节理解题。定位关键词project launched。根据文章第二段的as well as promoting reading as an experience to be shared in families and schools.和who launched (发起）the 'If All of Seattle Read the Same Book可知答案为B。

2.C细节理解题。根据文章第四段The only problem arose in New York ,where local readers could not decide on one book to represent the huge and diverse population. 唯一的问题也就产生了纽约,在那里,当地读者不能决定一本书代表巨大而多样化的人口。选C。

3.D细节理解题。根据文章第四段This may show that the idea works best in medium-sized cities or large towns, where a greater sense of unity(一致）can be achieved .可知答案。

4.A 词义猜测题。从上文阅读不仅要互相分享阅读的想法，还要享受分享阅读的过程。由otherwise可以看出shared a word是指前者，互相分享阅读的想法。

5.C主旨大意题。文章鼓励人们互相分享阅读的想法，并享受分享阅读的过程。