Вставить was, wasn't, were, weren't

A. Who ... Pierre and Marie Curie?
B. They ... scientists.
A. ... they American?
B. No. He ... French. She ... Polish.
A. ... she born in France?
B. No, she ... . She ... born in Poland

спасибо большое

Who were Pierre and Marie Curie?They were scientists Were they American No. He was french. She was polishWas she born in France No, she wasn't. She was born in Poland