题目内容
________ old man behind Mary is ________ university teacher.
| A.An, an | B.A, the | C.The, a | D.The, an |
C
解析
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题目内容
________ old man behind Mary is ________ university teacher.
| A.An, an | B.A, the | C.The, a | D.The, an |
C
解析