From astonished look on his face I came to realize that he had never thought the performa

问题补充：

From astonished look on his face, I came to realize that he had never thought the performance would turn out to be such great success.

A. the; a

B. the;不填

C. an; 不填

D. an; a

答案：

(答案→)A. the; a

B. the;不填

C. an; 不填

D. an; a

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