2) I think that children will have lessons on the Internet.
I don't think that children will have lessons on the Internet.
3) I think that robots will do everything for us.
I don't think that robots will do everyting for us.
4) I hope that there will be life on other planets.
I hope that there won't be life on other planets.
5) I think that we will travel to other planets.
I don't think that we will travel to other planets.
6) I think that there will be another world war.
I don't think that there will be another world war.
7) I hope that aliens will visit our planet.
I hope that aliens won't visit our planet.
8) I hope that I will meet the girl/boy of my dreams.
I hope that I won't meet the girl/boy of my dreams.