. Choose one sentence where it is impossible to use the Present Perfect Continuous. 1) I’ve been teaching English for years. 2) Tina’s been playing the piano since last year. 3) I’ve been writing three emails today. 4) My Mum h...

. Choose one sentence where it is impossible to use the Present Perfect Continuous. 1) I’ve been teaching English for years. 2) Tina’s been playing the piano since last year. 3) I’ve been writing three emails today. 4) My Mum has been cooking all morning! 5) – Are you hot? – Yes, I’ve been running