YES OR NO QUESTION AND SHORT ANSWER

Questions with question words - be (am, are, is)

Question word	Verb	Rest	Answer
Where	are	you from?	I'm from Stuttgart.
What	is	your name?	My name is Peter.
How	are	Pat and Sue?	They're fine.

Yes/No questions - be (am, are, is)

Subject and verb change their position in statement and question.

statement	You are from Germany.
question	Are you from Germany?

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'm not.

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