関係代名詞

□問題

□基本問題

The building (　 ) roof is white is the post office.　　[貞静学園高]
(1)who　 (2)whose　 (3)whom　 (4)which

□標準問題

The doll made by his mother last night is very pretty.
= The doll (w-　 ) (　 ) made by his mother last night is very pretty.　　[高知学芸高]

□発展問題

What's the name of the man (　 )?　　[京都学園大]
(1)you borrowed his car　 (2)which car you borrowed　 (3)whose car you borrowed　 (4)his car you borrowed