I'm wondering which one of "will" and "be going to" is more appropriate to mention the event which seems to definitely happen without fail in the future? For example:
- He is going to be 10 years old next month.
- He will be 10 years old next month.
I'm wondering which one of "will" and "be going to" is more appropriate to mention the event which seems to definitely happen without fail in the future? For example: