We are going to Beijing. Can you when the train will leave ?A. look forB. find forC. find

问题补充：

We are going to Beijing. Can you when the train will leave ?

A. look for

B. find for

C. find out .

D. to see

答案：

A. look for

B. find for

(答案→)C. find out .

D. to see

解析：句意：我们要去北京。你能找出火车什么时候走吗？A寻找，B作有利于…的判决,C找出，查明，D去看；结合题意选C。