mark:Hi, joyce! how are things? found a job yet?
joyce:Give me a break, mark-your sister and i have only just graduated! has she started job hunting?
mark:not yet. speaking of which,you're coming to her graduation party,aren't you?
joyce:i just got the invitation in the post this morning. sounds like it's going to be quite posh!
mark:well,you know what our mother's like.she always has she to do things in style,doesn't she?
joyce:oh,so elizabeth says.who else will be there?
mark:some other students from your course...some of our parents' friends.
joyce:oh'so there'll be a good mix of ages. how. formal will be a good mix of ages.how formel will it be,mark?i mean,there won't be a fancy sit-down meal,will there?
mark:no,no.the caterers are doing a sort of buffet.
joyce:ok.i can't wait!
mark:see you there,then!