CONTINUOUS form of TENSE
PAST
CONTINUOUS was/were verb+ing eg- He was going/
They were going
PRESENT
CONTINUOUS is/are/am verb+ing eg- He is
going/They are going/I am going
FUTURE CONTINUOUS will/shall be verb+ing eg-He will be going/
We shall be going
common laws
be = is/are/am/was/were
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PERFECT Form of TENSE
PAST PERFECT had+ past participle of verb eg-He had gone
PRESENT PERFECT have/has+past participle of the verb eg-He has
gone/I have gone/They have gone
FUTURE PERFECT will/shall have+past participle of the verb eg-He will have gone
We shall have gone
common laws
"Have" for pluralsubject & "Has" for singular subject
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PERFECT CONTINUOUS Form of TENSE
PAST PERFECT CONTINUOUS had been verb+ing eg- He had been going
PRESENT PERFECT CONTINUOUS have/has been verb+ing eg-He has been going
They have been going
FUTURE PERFECT CONTINUOUS will/shall have been verb+ing eg-He will have been
going/We shall have been going
common laws
been = past participle of the verb form "be"