问题
选择题
Many students signed up for the _____ race in the sports meet to be held next week. [ ]
A. 800-metre-long
B. 800-metres-long
C. 800 metre length
D. 800 metres length
答案
答案：A
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Many students signed up for the _____ race in the sports meet to be held next week. [ ]
A. 800-metre-long
B. 800-metres-long
C. 800 metre length
D. 800 metres length
答案：A