Thebridgeisabout________．A.50-me

发布时间：2020-07-28 14:09:45

The bridge is about ________．A.50-metres longB.50-metre-longC.50-metre longD.50 metres long

网友回答

D解析50 metres long在句中作表语，而50-metre-long是合成形容词，只能用作前置定语修饰名词。
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