not / she / work / today
She isn't working today
She working on her homework now.
She is working on her homework now.
Describe an action you planned .
going to (plan)
She eats lunch at 12.
Change to Present Progressive
She is eating lunch at 12.
I can’t talk. I __ (cook) dinner.
am cooking
already / dinner / he / finish / ?
Has he already finished dinner?
He is knowing the answer.
He knows the answer.
Describe a habit you’ve had for years.
Present Perfect (Ongoing habit )
I am watching TV.
Change to Past Progressive
I was watching TV.
I ___ (see) her at the party last night.
saw → Past Simple
rain / when / I / leave / it
It was raining when I left.
We were go to the cinema yesterday.
We went to the cinema yesterday.
Action happening when another occurred.
Past Continuous + Past Simple (Interrupted action)
They went to the park.
Change to Future Simple
They will go to the park.
They ___ (not finish) the report yet.
have not finished → Present Perfect
homework / finish / probably / by / they / tomorrow / their
They will probably finish their homework by tomorrow.
I have seen him yesterday at the station.
I saw him yesterday at the station.
Say something about a past event with no exact time.
Present Perfect (No clear time; experience)
He has finished his work.
Change to Present Perfect Continuous
He has been finishing his work.
(Note: only acceptable with ongoing nuance)
She ___ (study) English for 3 years.
has been studying → Present Perfect Continuous
not / call / back / they / yet / us
They haven’t called us back yet.
She’s working here since 2020.
She has been working here since 2020.
Action started in the past, still happening .
Present Perfect Continuous (Duration, ongoing)
We are going to travel soon.
Change to Past Simple
We traveled.
It’s so hot! Someone __ (leave) the window open?
has left -Present Perfect (Recent result, relevant now. )