More than 30 students signed up for the __________ race in the sports meeting to

题干

More than 30 students signed up for the __________ race in the sports meeting to be held next month.

A．400-metre-long	B．400-metres-long
C．400-metre-length	D．400-metres-length

上一题下一题 0.65难度单项选择更新时间:2019-07-05 04:44:57

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