My guess - just a cameo
Noooo!!! That would be so dissapointing.
![Cry :'(](http://www.lltplace.com/Smileys/regular/cry.gif)
Betty Ross was the best heroe's couple in MCU's universe. She was not just supportive, but helpful and smart. It was so unfair she had not a bigger role in Infinity War. Now that General Ross gonna be President of US her role should be much bigger.