MELANIE:I'm MELANIE Griffin. I'm taking your course in Population Studies. DR JOHNSON:Right. Well, MELANIE, how can I help you? MELANIE:I'm... having a bit of trouble with the second assignment, and ...

一、Details of Assignment听力原文： ROSA:Oh,there you are,good. Sorry I'm a bit late-there was a long queue. So,have you worked out how to deal with this assignment then? MICK:Not yet,we've only been here a ...