A:11-year-old
B:11-years-old
C:11-year old
D:11 years old
有关可再生资源的叙述,正确的是 ( )
——I hear you______ in a sports center. What's it like?——Well, it's very hard work and I'm always tired, but I don't mind.
根据句意及首字母或汉语提示完成单词。