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【单选题】
下列有关消防水泵接合器安装说法中，错误的是（）A.
墙壁水泵接合器安装高度句地面宜为1.1m
B.
组装时消防水泵接合器的安装，应按接口、本体、接连管、止回阀、安全阀、放空管、控制阀的顺序进行
C.
止回阀的安装方向应使消防用水能从消防水泵接合器进入系统
D.
消防水泵接合器接口距离外消火栓或消防水池的距离15~40m
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举一反三
【单选题】he wanted to go out with his friends at the weekend, he had to stay behind to finish his assignment.(2008)
A.
Much though
B.
Much as
C.
As much
D.
Though much
【单选题】he wanted to go out with his friends at the weekend, he had to stay behind to finish his assignment.(2008)
A.
Much although
B.
Much as
C.
As much
D.
Though much
【单选题】____ he wanted to go out with his friends at the weekend, he had to stay behind to finish his
A.
signment. （08年真题）
B.
Much though
C.
Much as
D.
As much
E.
Though much
【简答题】苏轼的词“羽扇纶巾,雄姿英发,谈笑间樯橹灰飞烟灭”一句写的是谁?
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