Άσκηση 4 (Choose a / an / the)
Choose a / an / the :
1. It's a / an apple. The apple is green.
2. It's a book. A / The book is blue.
3. Look! A / An alien! The alien is purple.
4. It's a / an pencil. The pencil is yellow.
5. It's a ruler. A / The ruler is pink.