"Liu Xiang,21,is an Olympic winner in the___hurdles.we're proud of him.
问题描述：
"Liu Xiang,21,is an Olympic winner in the___hurdles.we're proud of him.
Liu Xiang,21,is an Olympic winner in the___hurdles.we're proud of him.A、110-metre B、110 metres'
答
答案是 A
110-metre 做形容词,后面必须加名词.
如果选B,必须去掉the.