When the Kings to China?A. was; comeB. did; cameC. did; comeD. was; came

问题补充：

When the Kings to China?

A. was; come

B. did; came

C. did; come

D. was; came

答案：

A. was; come

B. did; came

(答案→)C. did; come

D. was; came

解析：句意：这个国王什么时候来的中国？英语中be动词一般不和原形动词搭配使用。Did也不和过去式动词搭配使用，Come一般也不用于被动语态，故选C。