Last year the number of students who graduated with a driving license reached 200,000,
a(n) of 40,000 per year.
A. average B. number C. amount D. quantity
Last year the number of students who graduated with a driving license reached 200,000,
a(n) of 40,000 per year.
A. average B. number C. amount D. quantity
A
a number of 许多 amount of 一般加不可数名词表金额, a quantity of 既可以加可数也可以加不可数,但没有平均每年增加的意思。