Subject-Verb Agreement

Reptiles (breathe, breathes) through lungs, not gills.

• breathe

• breathes

A reptile (has, have) scales or bony plates on its body.

• has

• have

These animals (is, are) all cold-blooded.

• is

• are

They (depend, depends) on the environment for warmth.

• depend

• depends

Alligators and turtles (is, are) reptiles.

• is

• are

Only two kinds of alligators (exist, exists) in the world.

• exist

• exists

One kind (live, lives) in the southeastern United States.

• live

• lives

It (is, are) dull gray or dark olive in color.

• is

• are

Its jaw (has, have) many sharp teeth.

• has

• have

The male (grow, grows) to a length of twelve feet.

• grow

• grows