Question

I'm needing ur help plz
what's the pattern of past future perfect continous tense?

Answer 1

The pattern of past future perfect continous tense is
S+would+have+been+ V-ing
for example:
I would have been driving.
Do you understand?

Answer 2

Pattern =
S + would + have been + V1-ing (for positif)
S + would + not + have been + V1-ing (for negatif)
Would + S + have been + V1-ing (for interogatif)