Вставьте артикль где нужно. this is pen. it is good pen. pen is black. it is on table. 2. my friend has sister. her name is ann. girl pupil. 3. we have picture in living-room. picture is very good. it is on wall. 4. my brother's friend has no dog. 5. europe and america are sep¬arated by atlantic ocean. 6. kazbek is highest peak of cauca¬sus.