Choose the correct form. Wybierz właściwą formę czasownika.

Alex goes to the skating park with his friends every day but his parents wish he doesn't spend / wouldn't spend so much time there.
I don't have enough money to take a taxi. If only taxis weren't / aren't so expensive in London!
Jenny has been studying all summer. She wishes she stopped / could stop, but her exams are next week.
Everyone in my family hates going to the dentist. If only we didn't have to / wouldn't have to go twice a year!
I know that sometimes I can be quite impatient. I just wish I were / weren't so impatient.