Will, Going To or Shall?
A. Is that the doorbell? B. Yes, it is. I ____________ get it.
will
A. What are your plans for the weekend? B. I ___________ do lots of gardening, and we ___________ see my parents on Sunday.
am going to + are going to
A. This cardboard box is empty. _________ I put it in the recycling bin? B. No, I saw it the other day and I decided I ________ use it.
shall (Offer + Question) + 'm going to