1.I'm in class 5.I'm not in class 5.
Are you in class Yes,I am./No,I am not.
2.The man is a doctor.The man is not a doctor.
Is the man a doctor?Yes,he is./No ,he is not.
3.They are my friends?They are not my friends?
Are ther your friends?Yes,they are./No,they are not.
4.His shoes are black.His shoes are not black.
Are his shoes black?Yes,they are./No,the are not.
5.We are from China.We are not from China.
Are you from China?Yes,we are./No,we are not.