The Future Perfect Continuous

The Future Perfect Continuous

1. Use and meaning

We use the future perfect continuous to talk about the duration of an activity or event.

It is usually necessary to mention a time reference.

She will have been working for this company for 6 years in August.

I will have been studying Spanish for ten years.

2. With for

We usually use ‘for’ to express the duration of a future activity.

She will have been living abroad for 3 years by the end of next months.

They will have been seeing each other for 2 months.

3. An activity leading up to a future time

We use the future perfect continuous to describe an activity which leads up to another future activity.

When you arrive, I will have been cooking for hours.

She will be tired when you see her because she will have been working hard.