This week and next will be focused on using natural expressions in common situations: introductions, invitations, expressing thanks, and apologizing.
This week, learners can try this BBC listening about accepting apologies, or about how to say you're sorry. or ESLPod: An Apology.
For original version try the TED Talk In Search of the Man Who Broke My Neck.
Learners can read and do a quiz about polite language.
For original version, read about the best excuses for missing work or about a very late apology.
This week for writing, please write a dialogue about one of these situations: