Last year the number of students who graduated with a driving license reached 200,000,a(n) ________ of 40,000 per year.(2010·江西)
A.average | B.number | C.amount | D.quantity |
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Last year the number of students who graduated with a driving license reached 200,000,a(n) ________ of 40,000 per year.(2010·江西)
A.average | B.number | C.amount | D.quantity |