How do we make the Future Perfect Continuous Tense?
The structure of the future perfect continuous tense is:
(+) S + will + have + been + V1-ing + O
(-) S + will + not + have + been +V1-ing + O
(?) Will + S + have + been + V1-ing + O?
For negative sentences in the future perfect continuous tense, we insert not between will and have. For question sentences, we exchange the subject and will. Look at these example sentences with the future perfect continuous tense:
|subject||auxiliary verb||auxiliary verb||auxiliary verb||main verb|
|+||I||will||have||been||working||for four hours.|
|+||You||will||have||been||travelling||for two days.|
When we use the future perfect continuous tense in speaking, we often contract the subject and auxiliary verb:
For negative sentences in the future perfect continuous tense, we contract with won't, like this:
|I will not||I won't|
|you will not||you won't|
|he will not|
she will not
it will not
|we will not||we won't|
|they will not||they won't|
How do we use the Future Perfect Continuous Tense?
We use the future perfect continuous tense to talk about a long action before some point in the future. Look at these examples:
- I will have been working here for ten years next week.
- He will be tired when he arrives. He will have been travelling for 24 hours.