1. you ever (taste) sushi?
2. When you (eat) it?
3. I never (be) to Lviv.
4. Last summer we (travel) there.
5. John already (learn) the rule.
6. She (not drink) her tea yet.
открыть скобки

1. have you ever tasted sushi?

2.

3. I have never been to lviv.

4. ... we have traveled there.

5. John has already learnt..

6. she hasn't drank...

Все, что в ответе выше
А второе - When did you eat it?
Потому что в Present Perfect нас не интересует время, а только результат, значит оно не подходит.
А Past Simple подходит