Yes-no questions with is: Is Philip in class?

* Notice the position of is in the questions.

Philip is in class. This is Linda. Aki is a doctor. He is Japanese.

Is Philip in class? Is this Linda? Is Aki a doctor? Is he Japanese?

This is Philip. She is a student. Bill is a salesman. He is English.

Is this Philip? Is she a student? Is Bill a salesman? Is he English?

Philip is a tourist. Linda is Chinese. Yoko is a secretary. She is Japanese.

Is Philip a tourist? Is Linda Chinese? Is Yoko a secretary? Is she Japanese?

He is American.

Is he American?