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【单选题】The Rockies, the Alps, the Himalayas -something about these peaks draws us to them. Many of us are simply inspired by their beauty, and some even risk life and limb (生命) to climb them. What enormous f...
A.
People are mysteriously attracted to mountains.
B.
People can climb different mountains every year.
C.
Some mountains rise higher all the time.
D.
Old, new, and ancient mountains exist.
【单选题】“蛤蜊光”形成的主要原因是，因为（）
A.
下彩里的彩料中含有“砷”，经过近百年的时光，砷被氧化而产生出“蛤蜊光。
B.
釉上彩里的彩料中含有“砷”，砷被氧化而产生出“蛤蜊光”
C.
釉上彩里的彩料中含有“砷”，经过近百年的时光，砷被氧化而产生出“蛤蜊光。