题干
—Have you seen _________ watch? I left it here this morning.
—I think I saw one somewhere. Is it _________ new one?
—I think I saw one somewhere. Is it _________ new one?
A：a；/
B：a；the
C：the；a
D：a；a
答案(点此获取答案解析）
D
；(2)
；(
3) 
；(4)
．