2. We not been (not/be) to the café for a long time because of the pandemic. They feen (be) closed for months.

2. We have not been to the café for a long time because of the pandemic. They have been closed for months.

Решение:

1. Используем Present Perfect, так как действие началось в прошлом и продолжается до настоящего момента.
2. "not be" в Present Perfect - "have not been".
3. "be closed" в Present Perfect - "have been closed".

Ответ: have not been, have been