-Have you seen watch? I left it here this morning.-I think I saw one somewhere. Is it

问题补充：

-Have you seen watch? I left it here this morning.-I think I saw one somewhere. Is it new one?

A. a；/

B. a；the

C. the；a

D. a；a

答案：

A. a；/

B. a；the

C. the；a

(答案→)D. a；a

解析：考查冠词的使用。不定冠词表示泛指。