5. Complete the following sentences with an appropriate articles A, AN or THE: 5A: I'll meet you outside post office. I'll be there in quarter of - hour. 5B: Is --- Nile or - Amazon longest river on earth? 5C: -- doctor earns more than teacher. 5D: Is this --- first time you've stayed at Hilton? * 6. Choose the correct answer to complete each sentences: 6A: Are your shoes over there by the door? O This O That O These O Those