6: 1. My grandad wasn't an actor. My grandad was a teacher. 2. They weren't lazy. They were hard-working. 3. My first teacher wasn't English. My first teacher was Spanish. 4. Gertrud Elion wasn't a writer. He was a scientist. 5. Marie Curie wasn't from America. She was from Poland. 7 (здесь добавлю только пропущенное слово, начала предложения всегда одинаковое, а концовка написана): 1. There were. 2. There wasn't. 3. There was. 4. There weren't. 5. There were. 6. There were