4 Complete the sentences with the plural forms of the nouns in exercise 3.

1. There are seven days in a week.

2. We've got fifteen English dictionaries on the shelf in our classroom.

3. I've got a sister and two brothers.

4. I keep my CDs in two boxes.

5. Let's have steak, potatoes and peas for dinner.

6. Can you put the plates, forks and spoons on the table, please?