问题
选择题
It was _____ very rare find and the scientist who made ____ discovery said it was almost unbelievable. [ ]
A. a; the
B. the; the
C. the; a
D. a; a
答案
答案：A
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It was _____ very rare find and the scientist who made ____ discovery said it was almost unbelievable. [ ]
A. a; the
B. the; the
C. the; a
D. a; a
答案：A