Select every sentence with standard subject-verb agreement.
There are two empty seats near the window.✓Bonne réponse
There is two empty seats near the window.
Where does the late coach usually stop?✓Bonne réponse
Where do the late coach usually stop?
Explication
A plural notional subject after there requires are, and the singular subject coach requires does in an inverted question. The competing sentences reverse those number choices by pairing is with seats and do with coach.