changed

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changed

1.The model for stages of life has changed in the last 40 years because（）.2.______ said, “There are three inventions which have decisively changed the world.”3.The beautiful clouds woven by the Vega changed their colors with time and season, so it is called ‘Heaven Clothes’.4.The “baby boom” generation has changed American society in key ways.5.The word meaning can be changed by a （）.