Question

. 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

Answer 1

3) I’ve been writing three emails today.-  неправильно  должен быть I've written three e-mails today.