Помогите правильно выбрать глаголы в английском языке. Объясните почему этот вариант, а не другой.

1. My friends and i _____ to be policemen when we were in school.(wantd,want, wanted)
2. Yesterday my mother _____ to the family doctor. (go, went,goes)
3. Rowling ______six books about Harry Potter. (writted,wrote, write)
4. We____ Spiderman on the high building two days ago. (saw, see, seed)
5. I ______want to be a vet when I was a child.(dont, didnt, do)
6. Did you _______your nurse yesterday? (see, saw, seed)