Поставьте глаголы в скобках в нужную форму Big: Hi, Bug. I have just (come) home. Bug: Hi, Big. Have you (see) Johnny?

 Big: Hi, Bug. I have just come home. Bug: Hi, Big. Have you seen Johnny? Big: No, he has not come back yet. He has gone back in time. Bug: What? We, computer viruses, have never been back in time, and this silly boy has gone there? Big: Right. We have never spoken to people from the old times. We have never worn old costumes.