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【简答题】
The holiday was a(n)___(forget)experience.
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【简答题】恒温烘箱是测定蛋白质的主要设备。
【简答题】阅读理解 Why should mankind explore space? Why should money, time and effort be spent exploring and researching something with so few apparent benefits? Why should resources be spent on space rather than ...
【简答题】阅读理解。 Why should mankind explore space? Why should money, time and effort be spent exploring and researching something with so few apparent benefits? Why should resources be spent on space rather than...
【单选题】请问“男”更适合放在哪个变量中？
A.
address
B.
num
C.
a
D.
sex
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