9. Окончите разделительный вопрос, выбрав верный вариант: This is my Institute,

This is my Institute, isnt it?

This is a disjunctive question. Disjunctive question has two parts. Disjunctive question is formed with the help of auxiliary verb and pronoun. Tag is formed auxiliary verb + (not) + pronoun?

The first part of disjunctive question is affirmative. The second part of the question is interrogative. If there is not in the first part of the question, there is no not in the tag.

It is not my room, is it?

If there is no not in the first part of the question, there is not in the tag.

He is in the room, is not he?