Question

She said that her mother ( ) for three years. A.has been dead B. has died C.had been dead D,had die

Answer 1

C.had been dead
句子的开始She said that已经是过去时态了，根据句意，从句也应该是过去时态，排除了A和B，选项D had die的形式错误，所以选C。

Answer 2

C

Answer 3

C

Answer 4

C