English, asked by piyu25032005, 11 months ago

What is the structure of:
a) Present Perfect Continuous Tense
b) Past Perfect Continuous Tense
c) Future Perfect Continuous Tense
With the form of verb​

Answers

Answered by 1singhajmer01
0

Answer:

a- sub + has/ have + verb + since / for + object

b-

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