1. Не knows several foreign languages. - Present Simple
2. I learn English at school. - Present Simple
3. Usually the lessons begin at 9 o'clock. - Present Simple
4. Our grandparents are living now in Moscow. - Present Continuous
5. He often visited them last year. - Past Simple
6. As a rule I go to my school by bus. - Present Simple
7. She will work abroad next year. - Future Simple
8. She doesn't like loud music. - Present Simple
9. Your children usually ask many questions. - Present Simple
10. At present he's working at school. - Present Continuous
11. My brother likes music. - Present Simple
12. What did you do yesterday? - Past Simple
13. His sister will go to the seaside next July. - Future Simple
14. Soon we will leave the school. - Future Simple
15. Who took his book yesterday? - Past Simple
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?
Подробнее - на -
2. Modern equipment is being constantly produced by this firm. Современное оборудование постоянно выпускается этой компанией
3. Summer air conditioning is used by people in stores. Летние кондиционирование воздуха используются людьми в магазинах (на складах)
4. Many air conditioning systems were built and modernized by them.
Много систем охлаждения (кондиционирования) воздуха было построено и модернизировано ими.