Unit one international visits Passage 1 Happy Life at a Tavern Passage 2 Free of Charge Passage 3 The Swallow Passage 4 Traveling in the Jungle Passage 5 An Outing Exercises for Unit One
Unit Two Popular Science and Inventions Passage 1 A New Type of Machine Passage 2 Changes in Our Life Passage 3 Ears, Nose and Brain Passage 4 Killing Pain Passage 5 The Great Pyramid Exercises for Unit Two
Unit Three Student Life Passage 1 A Rock in the Road Passage 2 An Old Letter Passage 3 A Sad Story Passage 4 The Best Age to Be Passage 5 Music Exercises for Unit Three
Unit Four Famous Literary Works Passage 1 Verne：Mister Imagination Passage 2 The Thousand and One Nights Passage 3 Mark Twain Passage 4 The Lorelei Passage 5 A Simple Typist Exercises for IJnit Four
鄂公網(wǎng)安備 42010302001612號 