2. are going to (we're talking about plans)

3. is going to be (prediction)

4. are going to do (plans)

5.  going to be (prediction)

6.  will come back (assumption about the future)

7. are you going to leave (plans)

8. will be flying (we're talking about the exact time that is going to happen in the future)

9. will see (on-spot decision (?))

1. b. being

2. a. complaining  b. to get

3. a. visiting b. to get

4. a. spending b. informing

5. a. to bring b. visiting