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【单选题】
The writer used an Arabic story to prove that __________ 查看材料A.
coffee was first discovered by Kaldi
B.
coffee was first discovered by Kaldi's goats
C.
coffee was first discovered in South American countries
D.
coffee drinks were first made by Arabs
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举一反三
【单选题】如何对待不合格品返工返修后检验的问题,正确的做法是()。
A.
不合格品返工后仍不合格，所以不需重新进行检验
B.
不合格品返工后成了合格品，所以不需要再进行检验
C.
返修后还是不合格品，所以不需要重新进行检验
D.
返工后不管是否合格都需要重新进行检验
【单选题】“Sonic Bloom” teaches visitors about how solar power works, while also showing that it can be an effective means of generating electricity even in the rainy, misty, overcast Pacific Northwest
A.
F
B.
O
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