Вот пример ответного письма Чарли:
From: Russian_friend@mail.ru
To: Charlie@mail.uk
Subject: Going to the cinema
Dear Charlie,
Thank you for your email! I often go to the cinema, especially on weekends. The last film I watched was a romantic comedy, and I really enjoyed it. When I go to the cinema, I usually buy popcorn and a soda. I hope you have a great time with your friends.
Write back soon!
Best wishes,
[Ваше имя]
Обратите внимание, что в письме сохранен дружеский тон, даны ответы на все три вопроса, и соблюдены правила написания формального письма.