it is a cassette.

they are radios.

they are books

it is a bird

they are policemen

it is a tree.

it is a dolphin

they are buses.

Ответ:

1-it is a cassette.

2-they are radios.

3-they are books

3-it is a bird

4-they are policemen

5-it is a tree.

6-it is a dolphin

7-they are buses