Варианты: 1)a ... a 2)the ... the 3)-- ... --

1. Не knows several foreign languages.
2. I learn English at school.
3. Usually the lessons begin at 9 o'clock.
4. Our grandparents live now in Moscow.
5. He often visited them last year.
6. As a rule I go to my school by bus.
7. She will work abroad next year.
8. She does not like loud music.
9. Your children usually ask many questions.
10. At present he works at school.
11. My brother likes music.
12. What did you do yesterday?
13. His sister will go to the seaside next July.
14. Soon we shall leave the school.
15. Who took his book yesterday?

Объяснение:

1. Не knows several foreign languages.

2. I learn English at school.

3. Usually the lessons begin at 9 o'clock.

4. Our grandparents live now in Moscow.

5. He often visited them last year.

6. As a rule I go to my school by bus.

7. She will work abroad next year.

8. She does not like loud music.

9. Your children usually ask many questions.

10. At present he works at school.

11. My brother likes music.

12. What did you do yesterday?

13. His sister will go to the seaside next July.

14. Soon we shall leave the school.

15. Who took his book yesterday?

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