Англиский язык 5 класс номер 19,20,21Плиз!

Нужно думать самому , а то не сдашь тесты

There are ,there is, there are , there is , there is , there is , there are . 20 there aren't , there isn't , there isn't , there aren't, there isn't , there isn't . 21 is there an airoport ? yes there is ; is there a swimming pool ? no there isn't ; there are any cafes? yes there are; are there any internet cafes? no there aren't ; are there any hospitals? yes there are ; is there a good sport team ? no there isn't ; is there a sports center? yes there is ; are there any restarants? no there aren't; is there a chemist's ? yes there is