Tony:Hey,Joe!Are you free on Saturday?
Joe:I think so.Why?
Tony:Why don't we go on a day trip?
Joe:That sounds good.Where do you want to go?
Tony:We could visit my cousin in the countryside.
Joe:Hmmm I'd prefer something more exiting?Why don't we go shopping in London?We always........there.
Tony:That's true........the Thames
Joe:That's a brilliant idea!
