`text{1.}` Overpopulation is a major problem in the city, isn't it?
`text{2.}` Children in slums don’t have enough food, do they?
`text{3.}` Wealthy people have better healthcare, don't they?
`text{4.}` Big cities have more problems, don't they?
`text{5.}` We can go to the countryside this weekend, can't we?
`text{6.}` Clean water shortages are not easy to solve, aren't they?
`text{7.}` This city is overcrowded, isn't it?
`text{8.}` It’s not dangerous to visit a slum, is it?
`text{9.}` Life is more exciting in the city, isn't it?
`text{10.}` Crime affects everyone in the city, doesn't it ?