Ответ:

1. He's very hardworking, evenings and at weekends.

2. She's a cheerful person. She is always happy.

3. My brother is very clever. He can read in three languages.

4. Francesca likes talking to people. She's very friendly.

5. I'm not a calm person. I'm not relaxed in difficult situations.

(Note: The extra word not used in any of the sentences is 'creative')

Verified answer

1. He's very hardworking evenings and at weekends.
2. She's a cheerful person. She is always happy.
3. My brother is very clever. He can read in three languages.
4. Francesca likes talking to people. She's very friendly.
5. I'm not a calm person. I'm not relaxed in difficult situations. ​

Extra word: creative