Was/were
Complete the dialogue. Use was, were, wasn't or weren't.
Inna (1)...Aleksander Belyayev a scientist?
Llya: No, he (2) ... . He (3)... a writer of science fiction novels.
Inna What (4) ... his famous books?
Llya He wrote The Amphibian Man and Professor Dowell's Head. I don't know about his other books- I think they (5)... very famous