Various situations May 19, 2008 5:41:33 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Ritva Paivomaa on May 19, 2008 5:41:33 GMT -5 How to... MAIN PAGE gives you the list of various situations that have been highlighted so far.Worth visiting - and downloading on your MP3, too:)www.bbc.co.uk/worldservice/learningenglish/grammar/how_to/CheersRitva