1. 
- ... , what ARE WE GOING to have ...

- ... , I AM MAKING ... . I AM GOING to ... . ... the Stepanovs ARE COMING

- Really ARE WE HAVING dinner together

- That`s what I AM TALKING ABOUT.

2. 
- ... IS HE TAKING a shower

- ... IS GOING to the theatre ... .

- ... IS HE GOING to buy ...