Решение:
- He usually writes in a pencil.
- There is a pencil on the floor. Whose pencil is it?
- Many visitors come to Odessa by ship.
- If you are in a hurry, you can take a taxi.
- Our teacher says that an American alligator is about three metres long.
- The moon is a planet, isn't it?
- April is the fourth month of the year.
- April is a spring month.
- I was in London last year. I spent the month there. That was the happiest month of the year.
- The weather was so terrible. We couldn't go to the forest.
Ответ: 1. a; 2. a, the; 3. ship; 4. a, a; 5. an, three; 6. The, a; 7. April, the, the; 8. April, a; 9. a, last, the, the, the; 10. The, the.