Yes/No questions – be (am, are, is)

Yes/No questions and short answers with the verb be

Yes/No questions – be (am, are, is)

Subject and verb change their position in statement and question.

• Sentence: You are from Brazil.
• Question: Are you from Brazil?

We always use the short answer, not only Yes or No.

NOTE:

If the answer is Yes, we always use the long form. → Example: Yes, I am.

If the answer is No, we either use the long or the contracted form (short form). → Example: No, I am not → No, I'mnot.

Verb	Subject	Rest	Yes/No	Subject	Verb
Are	you	from Brazil?	Yes,	I	am.
Are	you	from Brazil?	No,	I	am not 'm not.
Is	he	your friend?	Yes,	he	is.
Are	Peter and John	from England?	Yes,	they	are.