The conference in Beijing next week is bound to be a great success.A. holdingB. being hel

问题补充：

The conference in Beijing next week is bound to be a great success.

A. holding

B. being held

C. to hold

D. to be held

答案：

A. holding

B. being held

C. to hold

(答案→)D. to be held

解析：本题主要考查对非谓语动词用法的掌握。由句意可知，这里说的是下周将在北京召开的会议，因此是表将来的被动式，因此答案选D。