问题
选择题
Mrs Smith is ______ woman. [ ]
A. a eighty-year-old
B. an eighty-year-old
C. an eighty-years-old
D. a eighty-years-old
答案
答案：B
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Mrs Smith is ______ woman. [ ]
A. a eighty-year-old
B. an eighty-year-old
C. an eighty-years-old
D. a eighty-years-old
答案：B