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Part OneReading Comprehension (30 points，3points each)

Directions: Read the following two passages. Answer thequestions below each passage by choosing A, B, C or D. Mark your answers on theANSWER SHEET.

Passage 1

Solar and wind power are theglamorous twins of the clean-electricity revolution. It is thrilling to see afield of glistening panels absorbing the sun’s energy or a vast turbinetwirling above the ocean. Stationary power storage does not have quite the sameallure—think of a large metal shed stuffed with piles of big batteries.Nonetheless, the ability to stockpile energy on a massive scale will be ofsupreme importance if the world is to wean itself off filthy fossil-fuel power plants.The technology is gradually getting cheaper and attracting investment. But moreneeds to be done to ensure that it sparks.