1.bigger
2.the biggest
3.more beautiful
4.the worst
5.heavier
6.c
7.b
8.b
9.Ahmad is the best student in our class
10.a dog is heavier than a cat
11.a cheetah is more dangerous than a goat
سلام......
bigger
the biggest
more beautiful
the worst
heavier
c
b
b
Ahmad is the best student in our class
a dog is heavier than a cat
No it isn't.a cheetah is more dangerous than a goat