3)Are there two dogs?
Yes, there are
4)Is there one cat?
No, there isn't
5)Are there two cows?
No, there aren't
6)Is there one horse?
Yes, there is
7)Is there one man?
Yes, there is
8)Are there three trees?
No, there aren't
9)Are there two children?
Yes, there are
10)Is there one bird?
No, there isn't