问题
选择题
A programmer may make mistakes in a wrong analysis of the situation _____ the programme was based.
A．which
B．of which
C．on which
D．of what
答案
答案：C
考查介词+which引导定语从句，介词的选择可以根据先行词决定，也可以根据后面的动词搭配，这句话的定语从句缺少介词on，用on which引导定语从句，句意是：程序员在计划基于的形势分析上可能犯错误。选C。