Sure! Here are sentences using the superlative for each of the provided subjects:
2.- Dad
Dad is the smartest person I know.
3.- City
New York is the most vibrant city in the world.
4.- Summer
Summer is the hottest season of the year.
5.- Canada
Canada is the second-largest country in the world.
6.- Chocolate
Dark chocolate is the richest type of chocolate available.
7.- Parrots
Macaws are the most colorful parrots of all.
8.- Cars
The Bugatti Chiron is the fastest car ever made.
9.- Maths
Mathematics is the toughest subject for many students.
10.- Snakes
The green anaconda is the heaviest snake in the world.
