—How many god medals did Chinaat the Winter Olympics?—Five.A. winB. to winC. winningD

问题补充：

—How many god medals did Chinaat the Winter Olympics?

—Five.

A. win

B. to win

C. winning

D. won

答案：

(答案→)A. win

B. to win

C. winning

D. won

解析：助动词did后要用动词原形，故选A。