Unit 1 语言 1
Passage ＆ Conversation 1
Practice 9
Quiz Ⅰ 10
Quiz Ⅱ 11
Unit 2 火 12
Passage ＆ Conversation 12
Practice 21
Quiz Ⅰ 22
Quiz Ⅱ 22
Unit 3 文字 23
Passage ＆ Conversation 23
Practice 31
Quiz Ⅰ 32
Quiz Ⅱ 33
Unit 4 轮子 34
Passage ＆ Conversation 34
Practice 42
Quiz Ⅰ 42
Quiz Ⅱ 43
Unit 5 工具 44
Passage ＆ Conversation 44
Practice 52
Quiz Ⅰ 53
Quiz Ⅱ 54
Unit 6 船 55
Passage ＆ Conversation 55
Practice 63
Quiz Ⅰ 63
Quiz Ⅱ 64
Unit 7 艺术与音乐 65
Passage ＆ Conversation 65
Practice 71
Quiz Ⅰ 72
Quiz Ⅱ 72
Unit 8 农业 74
Passage ＆ Conversation 74
Practice 83
Quiz Ⅰ 83
Quiz Ⅱ 84
Unit 9 城市 85
Passage ＆ Conversation 85
Practice 93
Quiz Ⅰ 94
Quiz Ⅱ 94
Unit 10 宗教、道德与法律Passage ＆ Conversation 95
Practice 102
Quiz Ⅰ 102
Quiz Ⅱ 103
Unit 11 哲学 104
Passage ＆ Conversation 104
Practice 111
Quiz Ⅰ 111
Quiz Ⅱ 112
Unit 12 民主与人权 113
Passage ＆ Conversation 113
Practice 120
Quiz Ⅰ 120
Quiz Ⅱ 121
附录 文章译文与解答 122