By the time you are 60, you __________________ (will be retiring / will have retired).

How long _________________ (have you known / have you been knowing) Simon?

By the time you arrive, I __________________ (will have cooked / will be cooking) something spectacular and dinner will be waiting for you on the table.

She __________________ (has learnt / has been learning) French words for hours, but she still doesn't remember all of them.

In less than 2 years, my grandparents _________________ (MARRY) for 50 years. We are going to celebrate it.

We ___________________ (have painted / have been painting) the bedroom. We've nearly finished.

The baby's face is really dirty. What ___________________ (has he eaten / has he been eating)?

When you get off the train, we __________________ (will have been waiting / will be waiting) for you on the platform.

Please, come at 8. By that time, I _________________ (will have been finishing / will have finished) my homework and we can go out.

Don't phone me before 8 o'clock, we ____________________ (will be having / will have had) dinner.

I __________________ (have tried / I have been trying) to call you all morning.