To help you complete the table, here’s a suggested format based on the examples provided:

### Singular
1. Positive: There is a really good café.
2. Negative: There isn't a really large grocery store.

### Plural
1. Positive: There are over 400 bridges.
2. Negative: There aren't any cats.

So, the completed table would look like this:

| | Singular | Plural |
|-----------|----------------------------------|-----------------------------|
| Positive | There is a really good café. | There are over 400 bridges. |
| Negative | There isn't a really large grocery store. | There aren't any cats. |

Feel free to modify any examples to suit your specific exercise!