1. There is no river near our town

2. There are not big and old trees (вроде).

3. We don't swim in the river.

4. The grass not very big and green.

5. The frogs live near the river

Либо the frogs do not live near the river если в негативной форме

6. We can see many flowers in spring

Либо we can not если в негативе

7. They are not blue and white