Respostas

2014-06-01T23:22:13-03:00
Olá, Poyana!

I bought a smartphone for $ 200.00 last week.

Negativa: I didn't buy a smartphone for $ 200.00 last week.
Interrogativa: Did I buy a smartphone for $200 last week?
2014-06-02T17:44:36-03:00
Interrogativa: Did I buy a smartphone for $200 last week?
Negativa: I didn't buy a smartphone for $200 last week.