Exercise 3 -- Person or thing? -- Write the French equivalent of the following.

1.

Who is it? --- It's the professor.

2.

What is it? --- It's an exam.

3.

Who is it? --- It's (they are) some friends.

4.

Who is it? --- It's Mrs. Martin.

5.

What is it? --- It's a clock.

6.

What is it? It's (they are) some pens.