She is reading a book.
Present Continuous
He go to school daily.
He goes to school daily.
She ___ (play) now.
is playing
Change to past: He writes a letter.
He wrote a letter.
She has went home.
gone
They had finished the work.
Past Perfect
I did not knew the answer.
I did not know the answer.
We ___ (live) here since 2015.
have lived
Change to present continuous: They watch TV.
They are watching TV.
He don’t like milk.
doesn't
I will have completed the task.
Future Perfect
She has ate breakfast.
She has eaten breakfast.
By next year, I ___ (complete) my course.
will have completed
Change to past perfect: She cleans the room.
She had cleaned the room.
He was playing when I reach home.
reached
He was waiting for the bus.
Past Continuous
She didn’t went to school.
She didn't go to school.
Look! The baby ___ (sleep).
is sleeping
Change to future perfect: They finish the project.
They will have finished the project.
She has been knowing him for years.
known
We have been studying all night.
Present Perfect Cont.
He is knowing the answer.
He knows the answer.
When I arrived, they ___ (have dinner).
were having
Change to simple past: I have written the letter.
I wrote the letter.
I am having a car.
have