Passage 1 A City of the Future(未来的城市)
Passage 2 Working Together(共同工作)
Passage 3 How to Select a Home Computer(如何选择家用电脑)
Passage 4 American Presidents(美国总统)
Passage 5 The Effects of Aspirin(阿司匹林的效用)
Passage 6 Advice for Consumers(给消费者的建议)
Passage 7 Thanksgiving Day(感恩节)
Passage 8 Talking with an Astronomer(与天文学家对话)
Passage 9 The Dog of the Future(未来的狗)
Passage 10 A Clone Is a Clone(克隆就是克隆)
Passage 11 Adventures Near South Pole(南极历险)
Passage 12 A Careless Pilot (粗心的飞行员)
Passage 13 Clever Dolphins(聪明的海豚)
Passage 14 Bothering Locusts(烦扰人类的蝗虫)
……
Key to Exercises(答案)