Вставьте артикль, где необходимо. 1. this is good book. take book from table. put this book into bookcase. 2. weather is fine today. sky is blue. sun is shin¬ing brightly in blue sky. 3. this is boy. boy is at school. he is pupil. this boy is my brother's friend. he has cat, but he has no dog. he likes his cat. he gives cat milk every day. 4. yesterday i received letter from my friend. letter was interesting. 5. we live big house. i like house very much. 6. are you worker? — no, i am student. 7. i like your beautiful flower. give me flower, please. 8. my mother is at home. she is reading interest¬ing book. 9. my father is not at home. he is at work. he is doctor. he is good doctor. he works at hospital. hospital is large.