These are my brothers. (一般疑问句)
_______ ________  your brothers?
Is that a pencil? (否定回答)
______, ______ ________.
The book is red. (划线提问)
_____ ______ _______ the book?
That is his parent. (改为复数)
______ ______ his ________.
She is my sister. (改为否定句)
______ ______ _______ my sister.