Let's fill in the blanks using 'is', 'are', or 'am':
1. The boy is at the stadium.
2. Ann is from Volgograd.
3. I am from Volgograd too.
Explanation:
* 'The boy' is a singular subject, so we use 'is'.
* 'Ann' is also a singular subject, so we use 'is'.
* 'I' always takes 'am'.