fill in: this, these, that or those: 1........... is a cushion;.

1.This is a cushion. 2. That is a chair. 3.These are towels. 4.Those are bowls. 5. These are dishes. 6.This is a frying pan.

This is singular.

These is the plural of this.

 That is singular.

 Those is the plural of that.

Negative.

1.This is not a cushion. 2. That is not a chair. 3.These are not towels. 4.Those are not bowls. 5. These are not dishes. 6.This is not a frying pan.

Interrogative.

1.Is this a cushion? 2. Is that a chair? 3.Are these towels? 4.Are those bowls? Are these dishes?  6.Is this a frying pan?