38.in the sentences in the negative. 1. it is a hippopotamus 2. they are sailors 3. davе is twenty-five 4. his mother in an actress 5. there girls are my daughters 6. my parents are forty 7. those children are good pupils 8. i am from denmark

1. It's not a hippopotamus
2. They aren't sailors.
3. Dave isn't twenty-five
4. His mother isn't an actress
5. These girls aren't my daughters
6. My parents aren't forty
7. I'm not from Denmark