Помогите под цифрой 3 ( а и b) пожалуйста дам 18 баллов
A. 3. It's a 4. It's an 5. They're 6. It's an 7. They're 8. It's a. b. 1. coinS, penS, walletS, pencilS. 2. matches, sandwiches, watches, addresses. 3. diaries, dictionaries, countries, cities.
Спасибо большое