问题
选择题
The boy lost his way home. [ ]
A. 8-year-old
B. 8 years old
C. 8-year old
D. 8-years-old'
答案
答案：A
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The boy lost his way home. [ ]
A. 8-year-old
B. 8 years old
C. 8-year old
D. 8-years-old'
答案：A