A friend of yours has invited you to his birthday party. Reply the letter with an e-mail accepting or declining his invitation. (120 words).
http://learnenglishteens.britishcouncil.org/skills/writing-skills-practice/invitation-party
This blog is aimed at English students that want to review and improve all the important topics dealt with in the classroom. I´ve selected some useful links of websites that will help you to improve your English language. Feel free to ask anything you need. Enjoy your English!