Dear Mary,
Thanks for you letter.My name is XX.I am from China.China is not so hot as Africa at this time of year.We also have many trees in our city.I have a pet name Pigy.I love swimming and playing football as you do.Besides,I love playing pingpong.Do you know pingpong?It's a very interesting sport.We have computers,so we usually play some games and chat with our friends with computer after finishing our homework.
Of course I would like to be your penfriend!It's my pleasure!Let's keep in touch!