2. составьте предложения во future perfect continuous. been / will / the new year / a teacher / for / working / by / andrew / have / as / 15 years. for / mark / before / will / been / at the conference / moscow / leaves / working / he / have / for 2 days. for / at christmas / writing / will / she / have / her / new / been / novel / seven years? go / the competition / for / their / before / training / have / they / to / coach / will / been / them / three months.
Mark will have been working at the conference for 2 days before he leaves Moscow.
Will she have been writing her new novel for seven years at Christmas?
They will have been training to coach them for three months before the competition