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Present Perfect Continuous Affirmative/Positive sentences:
- Subject + Auxiliary verb + Main verb + Time-reference
- Subject + Have been/Has been + Present Participle (verb+ing) + Time-reference
Example:
I have been working.
You have been working.
He / she / it has been working.
We have been working.
They have been working.
Present Perfect Continuous Interrogative/Question sentences:
- Has/Have + Subject + Been + Present Participle (verb+ing) + Time-reference
Example:
Have I been working?
Have you been working?
Has he / she / it been working?
Have we been working?
Have they been working?
Present Perfect Continuous Negative sentences:
- Subject + Auxiliary verb + Main verb + Time-reference
- Subject + Have not been/Has not been + Present Participle (verb+ing) + Time-reference
Example:
I have not been working.
We have not been working.
You have not been working.
He / she / it has not been working.
They have not been working.
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