80 Fill in "at", "in" or "on" as in the example: 1. December. 2. midnight. 3. Wednesday evening. 4. April. 5. April 2nd. 6. a quarter past six. 7. noon. 8. 1982. 9. spring. 10. night. 11. February 8th. 12. Saturday night 13. 1964. 14. Monday. 15. June 26th.

Решение:

Заполняем пропуски предлогами 'at', 'in' или 'on' в зависимости от времени, даты или дня недели.

1. in December.
2. at midnight.
3. on Wednesday evening.
4. in April.
5. on April 2nd.
6. at a quarter past six.
7. at noon.
8. in 1982.
9. in spring.
10. at night.
11. on February 8th.
12. on Saturday night
13. in 1964.
14. on Monday.
15. on June 26th.

Ответ: 1. in, 2. at, 3. on, 4. in, 5. on, 6. at, 7. at, 8. in, 9. in, 10. at, 11. on, 12. on, 13. in, 14. on, 15. on.