The race is­_______long A 1500 metres B 1500-metre C 1500-metres D 1500 metre答案是A那位好心人帮解释下为什么不是B

The race is­_______long A 1500 metres B 1500-metre C 1500-metres D 1500 metre答案是A那位好心人帮解释下为什么不是B
The race is­_______long A 1500 metres B 1500-metre C 1500-metres D 1500 metre
答案是A那位好心人帮解释下为什么不是B

The race is­_______long A 1500 metres B 1500-metre C 1500-metres D 1500 metre答案是A那位好心人帮解释下为什么不是B
答案A是对的.
因为B后接名词,不能接形容词,
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