• [A] pool
• [B] farm
• [C] newspaper
• [D] zoo
• [E] office
• [F] mouth
• [G] factory

There are workers in it.

A．It’s not easy to live in the deep sea because of cold and darkness.
B．Some strange fish have only one eye each.
C．Some animals eat plants while others eat meat.

A．say
B．speak
C．say to