Use present continuous in the next sentences and say present or future situation it is

I _________ (not/feel) very well
I'm not feeling very well. PRESENT
I'm not feeling very well. FUTURE
I not feel very well. PRESENT
I not feeling very well. FUTURE

They ________ (do) some shopping in town tomorrow
They are doing some shopping in town tomorrow. FUTURE
They are doing some shopping in town tomorrow. PRESENT
They doing some shopping in town tomorrow. FUTURE
They doing some shopping in town tomorrow. PRESENT

My brother and his girlfriend ________ (get) married next weekend.
My brother and his girlfriend are getting married next weekend. FUTURE
My brother and his girlfriend are getting married next weekend. PRESENT
My brother and his girlfriend getting married next weekend. PRESENT
My brother and his girlfriend getting married next weekend. FUTURE

About eight hundred people ______ (come) to the wedding!
About eight hundred people are coming to the wedding! FUTURE
About eight hundred people are coming to the wedding! PRESENT
About eight hundred people coming to the wedding! FUTURE
About eight hundred people coming to the wedding! PRESENT

1) I'm not feeling very well. PRESENT

2) They are doing some shopping in town tomorrow. FUTURE

3) My brother and his girlfriend are getting married next weekend. FUTURE

4) About eight hundred people are coming to the wedding! PRESENT