Here are the sentences completed with the articles 'the', 'a', or 'an':
- I don't want a biscuit, I prefer the chocolate ice-cream.
- Do you want an orange or strawberries?
- I've got a cat, the cat is black and white.
- The books are on the table.
- Here is the money.
- My grandmother always eats a banana after dinner.
- My sister has got a new car. The car is red.