My cousin said she ___ to work in the west of China after she graduated from university.

问题描述:

My cousin said she ___ to work in the west of China after she graduated from university.
A will go B went C had gone D would go

根据后面的时间状语收起after she graduated from university,很明显是过去时态.而且她说这句话也是在过去,那只能说明在她说这句话之前她就去西部支教了,用过去完成时,选C