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【判断题】
对酚酞指示剂不显色的溶液,应该是酸性。A.
正确
B.
错误
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【简答题】Thomas Edison was probably the greatest ________in American history. When he first attended school, his teachers complained that he was "too slow"and hard to handle. _______, Edison's mother decided t...
【简答题】Thomas Edison lit up the world with his invention of the electric light. Without him, the world might still be in the dark. However, the electric light was not his only invention. He also invented the...
【单选题】_____ was the only good American author before the Revolutionary War. One of his fellow Americans said, “ His shadow lies heavier than any other man ’ s on this young nation. ”
A.
John Smith
B.
Benjamin Franklin
C.
Thomas Jefferson
D.
Thomas Paine
【判断题】Thomas Young was the first to determine the light speed in an Earth-based experiment.
A.
正确
B.
错误
【简答题】If a shop assistant was rude and the price a rip-off, the unhappy customer - especially the young one - will 1 to slag off that company. The 2 over the last few years. Thomas Brown, of the Chartered I...
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