句型转换（共5分，每小题1分）
His name’s Jack.（改为同义句）
Jack.
Those are my grandparents. (一般疑问句)
Those        grandparents?
This is my book.(改为复数形式)
are my          .
That’s a red apple.(对划线部分提问)
that in English?
She is my mother . (对划线部分提问)
she?