A: Have you chosen a future career........?

B: Not, yet

A: Has Paula finished her studies in Biochemistry ______?

B: Yes! She is studying a postgrad course in Germany

A: Did she reply the message?

B: No. We have _____ tried to contact her twice. Don't waste time.

A: Which countries of South America have you been?

B: We already have been to Argentina but we haven't been to Chile _______.

A: Where's Harris?

B: He has .............. disappeared. He left without saying nothing.

I live in Jujuy near Chile but I haven't been to it ________