he has a pet dog.I am nervous.两句话改为一般疑问句

he has a pencil改为一般疑问句 john has a nice dog改为一般疑问句 John has a nice dog.（改为一般疑问句） i am a big boy改为一般疑问句,she has small mouth?改为一般疑问句并回答 I have He has a lovel dog (改成一般疑问句 I am a student.改为一般疑问句 john has a nice dog改为一般疑问句 _ john _ a nice dog? He has a sister.(改为一般疑问句) --------he-------a sister? he has 5 volleyball改为否定句和一般疑问句.i have a black pen同上. I have an orange.(改为一般疑问句） _you _an orange? He has a sister. He has had some cabbage.(改为一般疑问句）I have had a haircut today. He has a brother and a sister.改为一般疑问句