How long will I ...... living on my own when I meet my future wife?
have, been
What will I ...... doing this ..... next year?
be, time
How much will I .......... spent ........ the end of the year?
have, by
How many .......... will my parents ........ called me by this time tomorrow?
times, have
Which countries will I have ...... to by the ........... I'm twenty-five?
been, time
How long will I .............. driving when I buy my own car?
have, been
What language will I ....... learnt by the ........... I leave my work?
have, time
Where I will ....... living in ten years' .........?
be, time
What will I ......... studying ......... three years' time?
be, in
How many countries will I ..... to by the end of this year?
have, been