Lion - Giraffe - Deer
Lifting _____ (heavy) weights makes you exercise harder.
heavier
The Amazon is not _____ (long) river in the world. The Nile is...
the longest
Working outdoors makes people _____ (happy).
happier
Lion - Tiger - Monkey
Cockroach - Butterfly
Gorilla - Monkey
Panda - Polar bear
This was _____ (crazy) film I have seen in my life!
the craziest
Wolf - Fox
Kangaroo - Koala
Ostrich - Parrot - Eagle
Deer - Tiger
Cat - Dog - Mouse
Rabbit - Snake
Spider - Ant - Ladybug
Which country is _____ (happy) place in the world.
the happiest
Hippo - Whale
Weather in summer is _____ (hot) than in winter.
hotter
Bat - Bug - Bee
Whale - Shark - Fish
The Japanese are _____ (old) society in the world.
the oldest
Horse - Camel - Zebra