问题
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If the discharge valve is closed before the drive motor is stopped, which of the following types of pumps will most likely be damaged?
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()the weather,the sports meet will be held on time.A.Instead ofB.Inrelati on toC.Regardles
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The street lights()_on when night falls.A、will have goneB、will have been goingC、will be
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The street lights will be going on when night falls.()
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What will happen on Saturday?A.Road will be closed.B.A new street will be constructed.C.Th
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It is clearly stated on the bulletin that ______ throws the rubbish away at will will be p
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