Last year the number of students who graduated with a driving licence reached 200,000，a(n)

发布时间：2020-08-17 09:53:34

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

网友回答

(答案→)A. average
B. number
C. amount
D. quantity
解析：句意：去年考过驾照的学生人数达到了20万，平均每年4万。an average of平均是……。
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