问题
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When the bearing becomes dry from lack of oil, the motor shaft may heat to ______ an extent ______ it welds itself to the bearing.
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______ when she started complaining.A.Not until he arrivedB.Hardly had he arrivedC.No soon
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According to the stranger, in the West the winters are_________.A.dry and coldB.wet and co
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______ my umbrella with me when I came out this morning, I should not be so wet now.A.Had
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She __ the wet clothes on the grass to dry them in the sum.A、spreadB、scatteredC、disperse
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A.When they are on holidays.B.on Saturday night.C.On Sunday mornings,D.As soon as they