enough time he was full of confidence to finish the project. A. OfferedB. Being offeredC

问题补充：

enough time, he was full of confidence to finish the project.

A. Offered

B. Being offered

C. Having offered

D. Offering

答案：

(答案→)A. Offered

B. Being offered

C. Having offered

D. Offering

解析：考查过去分词做状语：句意：被提供足够的时间，他充满信心完成这项项目。逗号后面是个完整的句子，说明前面是非谓语动词做状语，因为he 和offer是被动关系，用过去分词做状语，选A。