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【判断题】
情况紧急可以越级请示。几个单位联合行文，主办单位要排列最前。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Which one is the best topic sentence?
A.
My best friend and I had a wonderful time at the amusement park last week.
B.
We rode three different roller coasters.
C.
My friend and I enjoyed the roller coasters more than the Ferris wheel.
【简答题】以15m/s的速度行驶的公交车,进站前开始 刹车,经4s后正好停止站点上,它的加速度是 m/ ,刹车后运动的距离是
【单选题】The topic of this passage can be best summarized as ______.
A.
impacts of the Prudhoe Bay's shutdown
B.
BP punished for its inadequate maintenance of pipelines
C.
shutdown of the Prudhoe Bay driving up oil prices
D.
Prudhoe Bay's shutdown incurring great losses to Alaska
【单选题】Which of the following topic lists best summarizes the main points of the selection?A． A．--Arts of Native American family --Invitation to White House --Brotherhood of Native American writers
B.
--Native American background as topic for writing --Importance of attending White House poetry event --Vitality of contemporary Native American writing
C.
--Native American writing --Achievements of ancestors --Future of Native Americans
D.
--Writing in 1940s, 1950s, and 1960s --Involvement of Native Americans in many forms of art --Writing about Native American heritage
【单选题】On the topic of VLSM, which one of the following statements best describes the concept of the route aggregation?
A.
Deleting unusable addresses through the creation of many subnets.
B.
Combining routes to multiple networks into one supernet.
C.
Reclaiming unused space by means of changing the subnet size.
D.
Calculating the available host addresses in the AS.
E.
None of the above
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