高等继续教育 / 电子商务英语
正确率：100%
题型描述: 单选题
According to a recent report, ＿＿＿＿＿＿ _ that Americans consume does not vary greatly from year to year.
A.the number of sugar
B.the amount of sugar
C.an amount of sugar
D.a number of sugar
According to a recent report, ＿＿＿＿＿＿ _ that Americans consume does not vary greatly from year to year.
A.the number of sugar
B.the amount of sugar
C.an amount of sugar
D.a number of sugar
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