Question

she was in the country; i was a pupil las year нужно сделать эти предложения отрицательными и вопросительными

Answer 1

1) Вместо was - was not (отриц)
   Was she....(вопр)
2) точно так же

Answer 2

+ She was in the country
- She wasn't in the country
? Was she in the country?

+ I was a pupil last year
- I wasn't a pupil last year
? Was I a pupil last year?