“If” he added, “________ enough time, we would certainly have done it better.”

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“If,” he added at the meeting, “________ enough time, we would certainly have done it better.”

A. given    B. to be given         C. give             D. giving

“If,” he added at the meeting, “________ enough time, we would certainly have done it better.”

A. given  B. to be given       C. give                D. giving