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【单选题】
当人工挖灌注桩的开挖深度超过（ ）时，应设置通风设施。A.
3m
B.
5m
C.
8m
D.
10m
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【简答题】A．He was able to talk again. B．He raced to the nursing home. C．He could tell red and blue apart. D．He could not recognize his wife.
【简答题】A.He was able to talk again． B.He raced to the nursing home． C.He could tell red and blue apart． D.He could not recognize his wife．
【简答题】The Great Fire of London started in the very early hours of 2 September 1666. In four days it destroyed more than three-quarters of the old city, where most of the houses were wooden and close togethe...
【简答题】Using the Internet, he was able to ________ information on a terrible disease torturing his wife.
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