He travelled to many mountains and saw many poor children, which his life.
A. would change
B. had changed
C. was to change
D. was changing
网友回答
A. would change
B. had changed
(答案→)C. was to change
D. was changing
解析：be to do 结构表“注定”。 他去了许多国家并且见到了许多贫穷的孩子，这注定会改变他的生活。 选C