The key to exercise solutions in chapter Unit 13 - Present perfect and past 1 for the textbook English Grammar in Use with authors Raymond Murphy from Cambridge University Press
Question
Put the verb into the correct form, present perfect or past simple.
Answer
It stopped
It has changed
I've forgotten
arrested
it has improved
Have you finished
I applied
It was
There's been
did you find; It was
He has broken / He broke; did that happen; He fell