2.

2. were at school.

3. was in the gym.

4. were watching TV.

5. was working in the office.

4.

2. Marie Curie wasn't French. She was Polish.

3. James Dean and Marilyn Monroe weren't pop stars. They were actors.

4. Salvador Dali wasn't an architect. He was an artist.

5. Agatha Christie wasn't an artist. She was a writer.