1) I have been doing. I have done
2) have already gone
3) is Ann writing now, she is writing. How long has she writing.... She has been writing
4) I will cook
5) Has he already laid....
he is lying...
6) Why was she looking... She was shopping
7) What will you do... I will check
8) He has never flown...
9) What did you use to... when you were...
I used to...