58 [填空题,0.7分] Fill in the blanks with the appropriate form of the verb or verb phrase given: ________ we ______ (make) adequate preparations, we might have succeeded.

58
[填空题,0.7分] Fill in the blanks with the appropriate form of the verb or verb phrase given: ________ we ______ (make) adequate preparations, we might have succeeded.

出自：当代英语语法概论

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