Поставьте в пропущенное место some, any, no или их производные.
1) there are ... sandwiches on the round plate.
2). They want a house, they have ... to live.
3). There are ... pencils in the box.

1) There are some/no sandwiches on the round plate.

2) They want a house, they have nowhere to live.

3) There are some/no pencils in the box.

В 1 и 3 оба варианта возможны.