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题目内容
（四川农业大学英语Ⅰ）
In 1950, the place where his mother had been buried was finally discovered, marked only by_____, on a simple stone.
A. a 45-number
B. the number 45rd.
C. the number 45.
D. the 45 number.
A. a 45-number
B. the number 45rd.
C. the number 45.
D. the 45 number.
参考答案