Ⅰ.阅读理解(共15小题；每小题2分，满分30分)
阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。
A
(2016·全国甲卷)Reading can be a social activity.Think of the people who belong to book groups.They choose books to read and then meet to discuss them.Now the website BookCrossing.com turns the page on the traditional idea of a book group.
