Вставьте артикли a/an, the или оставьте пропуск. 1. he is singing. do you know song? 2. i can sing well. i like english and russian songs. 3. at age of four david could read and write. 4. did you go to school at age of six? 5. there was apple in bag. where is apple? 6. there was pen on desk. where is pen? 7. there is long ruler on teacher`s tabel. that is longest ruler we have. 8. there is cup on table. shall i wash cup? 9. there are carpets on fioor. do you like carpets? 10. there is picture on wall. i drew picture yesterday.