past future perfect continous tense

16. Past Future Perfect Continuous Tense

Past Future Perfect Continuous Tense emphasizes on the course and the duration of the action. Past Future Perfect Continuous Tense is used to tell an action which would have been happening until a certain time (period) in the past.

FORM:

(+) S + would + have + been + verb-ing

ex: Chris would have been working for 6 years when he get fired

(-) S+ would + not + have + been + verb-ing

ex: Chris wouldn’t have been working for 6 years when he get fired

(?) Would + subject + have + been + verb-ing?

ex: Would Chris have been working for 6 years when he get fired?