He ... (finish) his homework.
has finished
She ... (write) three letters today.
has written
It ... (become) very cold recently.
has become
The student ... (not/prepare) the lesson.
hasn't prepared
My dog ... (learn) a new trick.
has learned
The car ... (break) down again.
has broken
... she (clean) her room?
Has she cleaned her room?
He ... (not/lose) his phone.
hasn't lost
