Your father is a worker.(改成一般疑问句)
————————————?
肯定回答——————————。
My friend is a doctor(改成一般疑问句)
————————————?
否定回答——————————。
That is my clock(改成一般疑问句)
________________________?
肯定回答_____________________.
This is my mother's bag(改成一般疑问句)
________________________?
肯定回答_____________________.
I am a teacher(改成一般疑问句)
________________________?
否定回答_____________________.
My classmates are fourteen years old(改成一般疑问句)
________________________?
肯定回答______________________.