1 Reflections
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2 Ignorance is Bliss
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3 Home Made Wine
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4 P.L.U.T.O.
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5 Tree Frog
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6 How Times Have Changed
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7 Cheese
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8 Social Responsibility
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9 Moving into an Apartment in China (Ⅰ)
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10 Moving into an Apartment in China (Ⅱ)
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11 Cause and Effect
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12 Wales
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13 Monopropellant or Explosive
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14 A Hidden Danger
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15 The Father of the Modern Automobile
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16 The Beginning of a World Industry
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Answers for Reference