1) This is ... my... book. And that is ... your ... book. My ... book is on ... my ... desk. Your ... book is in... your... bag. Take a book, please, and put it on ... your... desk! 2) This is ... her... copy-book and that is ... his copy-book. Her ... copy-book is ... clean. His ... copy-book is ... dirty. 3) It is a pencil. This... pencil is ... red. And that's a pen. The pen is ... blue. 4) This ... boy is ... little. He is... seven. He is a pupil. He has bag in... his... hand. The bag is ... big and ... black. 5) Look! This is a room. Thr window is open. The door is shut. The room is ... big and ... clean. 6) Look at ... this ... picture. What can you see in it? I can see a house, a pond and a duck. The pond is ... blue. The duck is yellowThe house is ... white.
поставила, куда нужно было.
перед любыми местоимениями (например, есть притяжательные местоимения: my, your, his...или же указательные: this, that, these, those и всякие другие группы местоимений) артикль не ставится!!