Ответить на вопросы do you agree that hogwarts is not an ordinary school?

Sure, i agree with it, because i guess everyone saw this cool film and everyone know that hogwarts it's a school where professors teach to do magic)

A)          if the weather is fine and warm i will go for a walk with my friends. b)          if the weather is cold and windy i will stay at home and play computer games. c)          if the weather is rainy i will visit my friend and watch tv with him. d)        if i don’t like the weather i will read an interesting book or play chess with my father.

1. i exercise regularly in summer but more to do in winter. 2. she usually walks slowly but now she is walking even   faster . 3. nina speaks loudly but mary speaks even   louder . 4. he runs fast, than other boys. 5. i don’t sleep enough, less   than 8 hours. 6. he behaves badly, than other boys. 7. i smile often, more than my sister. 8. peter lives far from school, but ann lives closer .

я думаю, что  4 и в 6 предложениях ничего изменять не надо. может я ошибаюсь.