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题目内容
（梦想在线大学英语1）
Have you seen ________ pen? I left it here this morning. —Is it ________ black one? I think I saw it somewhere(www.yygrammar.com).(2.0分)
A: a; the
B: the; the
C: the; a
D: a; a
A: a; the
B: the; the
C: the; a
D: a; a
参考答案