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        1. I don’t know what ________ of students in that school is, but you can see there are _________ of bikes and e-bikes outside the gate.
          A.a(chǎn) number, the numberB.a(chǎn) number, a number
          C.the number, a number D.the number, the number
          C
          the number of 表示…數(shù)字,a number of 表示大量的,故選C
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