1.It'shispencil.(改为否定句)Ithispencil.2.That'shisdesk.(改为一般疑问句,并做简略回答）3.Joyisatschool.(改为一般疑问句,并做简略回答）4.Davidistwelve.(就划线部分提问）（划线部分：twelve)

Question

1.It's his pencil.(改为否定句) It ____his pencil.2.That's his desk.(改为一般疑问句,并做简略
回答）3.Joy is at school.(改为一般疑问句,并做简略回答）4.David is twelve.(就划线部分提问）（划线部分：twelve)____ ____is David?5.She's Yang Hua.(就划线部分提问）（划线部分：Yang Hua)____ ____name?

Answer 1

1. It isn't his pencil.
2. Is that his desk? Yes, that is.
3. Is Joy at school? Yes. she is.
4. How old is David?
5. What's her name?