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PartIVTranslation

Bymakingvehicleslighterinweightaluminumhasgreatlyreducedtheamountoffuelneededtomovethem,(PassageTwo)

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正确答案:

由于能够减轻运输工具本身的重量,铝材能大大地减少驱动它们本身所需的燃料。

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Part IV Translation

Not many of the children offer their fathers some presents. But the American fathers still think they are much better fated than the fathers of many other countries, who have not even a day for their sake in name only. (Passage Three)

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