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【单选题】
Iceland lies far north in the Atlantic, with its northernmost tip actually ______ the Arctic circle.
A.
touched
B.
touches
C.
touching
D.
being touched
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】As NASA prepares to set twin robots loose on the Martian surface and makes plans to send another in 2007, the agency’s long term goal is clear: determine whether the red planet does or ever did harbor...
A.
limited
B.
costly
C.
centralized
D.
earthly
【单选题】A．右束支并左前支传导阻滞B．窦性心动过速C．高度房室传导阻滞D．室性期前收缩三联律E．慢性心房颤动下列各项与哪种心律失常有关 不出现心悸症状
A.
A．
B.
B．
C.
C．
D.
D．
E.
E．