====== Preview Work - 预习 ======
===== Contents =====
  * [[asc:unit1 | Unit 1 Understanding American Society and Culture]]
  * [[asc:unit2-3 | Unit 2-3 The American Character (I)(II)]]
  * [[asc:unit4 | Unit 4 Religion in the U.S.A.]]
  * [[asc:unit5 | Unit 5 The Mythical American West]]
  * [[asc:unit6 | Unit 6 Education in the United States]]
  * [[asc:unit7 | Unit 7 Government and Politics in the U.S.A.]]
  * [[asc:unit8 | Unit 8 The U.S.A. — A Nation of Nations]]
  * <del>Unit 9</del>
  * [[asc:unit10 | Family Life & Social Etiquette in the U.S.]]
  * <del>Unit 11</del>
  * [[asc:unit12 | Unit 12 Sports in the U.S.A]]
  * [[asc:unit13 | Unit 13 The Charm of American Screens]]
  * [[asc:unit14 | Unit 14 The Music of America]]

===== Editorial Manual =====
  * [[asc:editorial-manual | 快速上手2Socks的编辑功能！]]