the English speech competition will be a lot of work so I need some volunteers to help o

问题补充：

the English speech competition will be a lot of work, so I need some volunteers to help out.

A. Organize

B. Organized

C. Organizing

D. Being organized

答案：

A. Organize

B. Organized

(答案→)C. Organizing

D. Being organized

解析：选C考查非谓语动词。句意：组织英语演讲比赛是一项繁琐的工作，所以我需要一些志愿者来帮忙。“ the English speech competition”作主语，且I与organize之间构成主动关系，故用organize的现在分词形式的主动式。