问题
选择题
I' m sure that Laura' s latest play,_____, will prove a great success.
[ ]
A. if staging
B. if it stages
C. once staged
D. once it stages
答案
答案：C
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I' m sure that Laura' s latest play,_____, will prove a great success.
[ ]
A. if staging
B. if it stages
C. once staged
D. once it stages
答案：C