gre英语请教
问题描述:
gre英语请教
The average cost per issue of a magazine subscription that costs 2x dollars for 24 issues(x>0)
答
issue这里是期刊的意思,subscription是订购的意思
你这句话不完整,只有主语the average cost
24本卖2x美元的杂志,订购每本的平均价格是.