分析为什么要选where 而不选that，which，as

Question

1: A: Is that the small company you often refer to?
B: Right ,just the one_____you know my father used to work for years.这一题分析为什么要选where 而不选that，which，as
2： Which film is the one _____ main actor has won the Best Actor Prize in the film festival.
这一题为什么要选whose,而不选who, whom , which
3： In that country ,November 30th is a national festival _____ everyone,men and women,old and young,sings and dances happily in the streets.
这一题为什么要选when，而不选where， that，as

Answer 1

第一题选where是表示my father used to work in the one for years、这里的where表示in which
2：他的意思是说哪一部电影是主要演员在电影节赢得最佳演员奖的电影。whose表示电影里的
3：when是表示在那一天。

Answer 2

这是英语题不是数据库题，发错地方了