—How often your school sports meeting ?— Once a year.A. does; holdB. was; holdC. is; hel

问题补充：

—How often your school sports meeting ?

— Once a year.

A. does; hold

B. was; hold

C. is; held

D. did; hold

答案：

A. does; hold

B. was; hold

(答案→)C. is; held

D. did; hold

解析：句意：你的学校运动会多久举行一次？——一年一次。结合语境可知本句描述的是客观性动作，故用一般现在时态，主语是动作对象，故用被动语态，选C。