The old tower looks nice. It’s about
A. twelve-metre-high
B. twelve-metre high
C. twelve-metrees high
D. twelve metres high
网友回答
A. twelve-metre-high
B. twelve-metre high
C. twelve-metrees high
(答案→)D. twelve metres high
解析：考查构词法。英语中两个单词间用短横线连接，构成复合词，其词形类似于形容词，构成复合词的每个单词一般采用原形。本题要表达的是塔的高度，应用具体的数词和量词，故选D。它大约20米高。