In Past simple^x, Contractions^x, Grammar^x

Hi, I'm not sure everybody here understands what type of exercise you're referring to. I assume you are talking about the new format of the CAE, which will be introduced starting from December 2008, so I'm posting an excerpt from the CAE handbook for teachers about part 5 (key word...

Thank you, Tam, for the effort you made to try to let me understand this structure. However ... Tam Sadek wrote: Perhaps this example using the Past Perfect/Past Simple will make it clearer. "We arrived late because our plane had been delayed" versus "We arrived late because our plane...