The time marker since 7 o'clock indicates an action continuing from a point in the past to now, which requires the present perfect continuous: I have been working.
Complete the following sentence by choosing the correct option :
I am tired as _________ since 7 o'clock in the morning.
Held on 7 Jun 2023 · Verified 13 Jul 2026.
I have been working
working
I had been working
I will be working
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Work through every CUET UG VA PYQ, year by year.