7.- The hippopotamus a little animal. (Negative)
is not/ isn´t
8.- smart./animals/very/Some/are
Some animals are very smart.
12.-When we change an affirmative sentence into a question or negative form, has doesn't need to change.
False, yes change to have
9.-dogs/brains?/Do/big/have
Do dogs have big brains?
6.- the elephants big? (Interrogative)
Are
10.- don´t/Dolphins/lips./have
Dolphins don´t have lips.
1.- I a tall giraffe. (Negative)
am not/I´m not
4.- the elephant have a long trunk? (Interrogative)
Does
11.- a/have/Elephants/memory./good
Elephants have a good memory.
3.- The giraffe small bumps. (Affirmative)
has
5.- The rhinoceroses long necks. (Negative)
don´t have
2.- It a tiny horn on its nose. (Affirmative)
is/ It´s