5. 1)a,a,the. 2)the,the,the. 3)a,a,the,the. 4)an,an,the. 5)a,a,the. 6)an,the. 7)the,a. 8)an,the.
6. 1)a-an, b-the. 2)a-the, b-a. 3)a-a, b-the. 4)a-the, b-a. 5)a-a, b-the. 6)a-a, b-the.
7. 1)Washington D.C. is the capital of the USA. 2) He never answers the phone when he's at home. 3) I usually get the bus to school in bad weather. 4) We took the train from London to Paris. 5) The moon goes around the Earth about every 27 days. 6) Somebody has dropped rubbish on the floor.