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[Sentence Correction]
试题详情
题目：
Mixed with an equal part of water, ethylene glycol, a compound commonly used as automotive an antifreeze, is effective at temperatures as low as -30 degrees Fahrenheit.
选项:
A、temperatures as low
B、temperatures so low
C、as low temperatures
D、as few
E、as little
答案:
A
提问：
选了c
解答：
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阅读822
提问：
选了c
解答：
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阅读823
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