Переведите на английский ( there is/was or there are\ were). В кухне есть стол. Под столом лежит кошка....

Конечно, вот перевод предложений на английский язык с использованием конструкций "there is/are" и "there was/were":

1. В кухне есть стол. — There is a table in the kitchen.
2. Под столом лежит кошка. — There is a cat under the table.
3. В комнате два окна. — There are two windows in the room.
4. В углу стоит компьютер. — There is a computer in the corner.
5. В лесу было много деревьев. — There were many trees in the forest.
6. На стене висит картина. — There is a painting on the wall.
7. В вазе 5 роз. — There are five roses in the vase.
8. В классе 12 девочек и 13 мальчиков. — There are 12 girls and 13 boys in the class.
9. В комнате было жарко. — It was hot in the room. (Здесь конструкция "there was" не подходит, так как речь о состоянии, а не о наличии чего-то.)
10. Там было много людей. — There were many people there.
11. В парке было мало людей. — There were few people in the park.
12. На улице было несколько машин. — There were a few cars on the street.
13. Во дворе росло несколько фруктовых деревьев. — There were several fruit trees growing in the yard.

При переводе важно учитывать, что конструкции "there is/are" и "there was/were" используются для указания на наличие или отсутствие чего-либо в определенном месте. Выбор между "is/are" и "was/were" зависит от времени (настоящее или прошедшее) и от количества предметов (единственное или множественное число).

In the kitchen there is a table. Under the table there is a cat. There are two windows in the room. There is a computer in the corner. There were many trees in the forest. There is a painting hanging on the wall. There are 5 roses in the vase. There are 12 girls and 13 boys in the classroom. It was hot in the room. There were many people there. There were few people in the park. There were several cars on the street. There were several fruit trees growing in the yard.