问题
选择题
Carmen, _____ on a literary masterpiece, is a well-known classical opera in Europe. [ ]
A. base
B. to base
C. basing
D. based
答案
答案：D
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Carmen, _____ on a literary masterpiece, is a well-known classical opera in Europe. [ ]
A. base
B. to base
C. basing
D. based
答案：D