The present perfect continuous tense
I ________ in this company for 35 years.
I _____ working here.
______ they _____ working in this shop ?
I______________ for three hours.
I______________ for three hours , i’m tired now .
He ___________ for two hours.
How long has Ali ________?
I_____________ about you since you called me.
Iqrar has not _________ attention!
They _____ been playing chess _____ an hour.
The present perfect continuous tense
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