My name is Gina.
Is your name Gina?
Yes, it is. No, it isn't.
Your mother is beautiful.
Is your mother beautiful?
Yes, she is. No, she isn't.
His/Her dad is handsome.
Is his/her dad handsome?
Yes, he is. No, he isn't.
Our English teacher is Miss Li.
Is your English Miss Li?
Yes, she is. No, she isn't.
Thier books are cheap.
Are thier books cheap?
Yes, they are. No, they aren't.
Its color is red.
Is its color red?
Yes, it is. No, it isn't.
追问谢谢