To be
I am a good boy. Give question
Am I a good boy?
They (walk) at the street. Make Pr. Continuous
They are walking at the street
I and Tim ... friends.
I and Tim are friends
He (not read) a text now.
He isn't reading a text now.
They are going to cinema today. Make it negative
They are not going to cinema today
I am writing a letter at present. Make a question
Am I writing a letter at present?
Is she a student? Answer positively
Yes,she is
John and Ann (watch)TV at the moment.
John and Ann are watching TV at the moment.
Are you going to school now? Answer negatively
No,I am not
Now, at present, at the moment