This machine was used-----years ago.A. five hundredB. five hundredsC. five hundreds ofD

发布时间：2020-08-20 19:20:00

This machine was used -------years ago.
A. five hundred
B. five hundreds
C. five hundreds of
D. five hundred of

网友回答

(答案→)A. five hundred
B. five hundreds
C. five hundreds of
D. five hundred of
解析：表示具体的数量可用数词+名词，数词不可使用复数，故本题选A。意思为五百年前。
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