Estão certas essas frases?
He didn't know about that custom, did he?
It's a great day to go to the beach, isn't it?
You learned Japanese in school, didn't learn?
Mike will be here later, doesn't will?
You're not from Turkey, are you?
The program in Bali wasn't very successful, was it?
I'm presenting my report at 2:30 this afternoon, aren't i?
There weren't a lot of people at the conference, were there?
Se tiver alguma errada, por que está errada? E como é o certo?