Can I open the door?
Yes, I can
Yes, I can open the door
No, I cannot (can’t)
No, I cannot open the door
Do you like chocolate?
Yes, I do
Yes, I like chocolate
No, I don’t
No, I do not like chocolate
Are you going to the park?
Yes I am.
Yes I am going to the park
No, I am not
No, I am not going to the park
Did you go to London?
Yes I did
Yes I went to London
No I did not
No I did not go to London
Were we doing our exercises?
Yes we were
Yes we were doing our exercises
No we were not
No we were not doing our exercises