The day______ I shall never forget is the one _______ I joined the army.
A.that… where B.when. . . in which C.which. . . when D.on which. . . why正确答案C
The day______ I shall never forget is the one _______ I joined the army.
A.that… where B.when. . . in which C.which. . . when D.on which. . . why正确答案C
