Ответ:
1.There isn't a cup of tea and any sandwiches on the table
Is there a cup of tea and some sandwiches on the table?
2. A lot of questions on this subject didn't arise there yesterday.
Did a lot of questions arise on this subject yesterday?
3. There aren't many desks and no blackboard in the classroom.
Are there many desks and a blackboard in the classroom?
4. There isn't any bread in the basket.
Is there some bread in the basket?
5. Yesterday there weren't a lot of children in the skating-rink.
Were there a lot of children in the skating-rink yesterday?
6. There aren't two cats in the yard.
Are there two cats in the yard?
7. There wasn't a red rose in her hair.
Was there a red rose in her hair?
8. There aren't a lot of beautiful parks in our town
Are there a lot of beautiful parks in our town?
9. There aren't any students in n the corridor.
Are there some students in the corridor?
10. There isn't a picture on the wall.
Is the a picture on the wall?
11. There isn't little sugar in my coffee.
Is there little sugar in my coffee?
12. There wasn't anything in the bag.
Was there something in the bag?
13. There aren't my parents in the next room.
Are there my parents in the next room?
14. A loud sound didn't come.
Did a loud sound come?
15. There weren't a lot of mistakes in his dictation.
Were there a lot of mistakes in his dictation?
16. There isn't an old man on the bench.
Is there an old man on the bench?
17. There aren't any boats in the river.
Are there some boats in the river?
18. There is nobody in the room.
Is there somebody in the room?
19. There isn't too much salt in the soup.
Is there too much salt in the soup?
20. There weren't four men in the car.
Were there four men in the car?
Объяснение: