Хелп нужна помощь с Английским. Надо разъяснить постановку артиклей,они все вставлены

Хелп нужна помощь с Английским. Надобно разъяснить постановку артиклей,они все вставлены надобно изъяснение для каждого вставленного артикля
1.This pencil is broken. Give me that pencil, please.. 2. I can see three boys. the boys are playing. 3. I have a bicycle. the bicycle is black. My friend has no a bicycle. 4. Our room is large. 5. We wrote a dictation yesterday. the dictation was long. 6. She has two daughters and one son. Her son is a pupil. 7. My brother's friend has no a dog. 8. This pencil is broken. Give me that pencil, please. 9. She has a ball. the ball is big. 10. I got a letter from my friend yesterday. the letter was interesting.
2 упражнение