[解析]
AB
M:I think I'd like to work in IT industry.
W:That's a well﹣paid job,but you know,every coin has two sides.My brother usually works hard in IT industry day and night.He finds it difficult to fall asleep.
M:Well,what should I do then?
W:Don't be worried.Just look after your body.Have regular meals and sleep well,and then everything will be OK.