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【单选题】
( )是将一定数量的机油从发动机油底壳吸入泵腔,加压后送到零件的摩擦表面。A.
机油集滤器
B.
机油泵
C.
柴油泵
D.
机油滤清器
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皮皮学刷刷变学霸
举一反三
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【单选题】1524年，有西班牙人说：“以前我们在世界的边缘，现在在他的中央了，我们的命运带来了前所未有的改变。”对此理解正确的是（）
A.
西班牙人成为世界生产贸易中心
B.
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C.
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D.
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【单选题】Although all California high school graduates ought to __________ an education at the California State University, many cannot afford the ever-rising cost of tuition.
A.
be authorized to
B.
be admitted to
C.
be addicted to
D.
be addicted to be entitled to
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A.
be inclined to
B.
be entitled to
C.
be unable to
D.
be dissatisfied with
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