be -
been -
I/be/to Madagascar.
I've been to Madagascar.
I/not see/him since last Monday.
I haven't seen him since last Friday.
you/ever/call/for an ambulance.
Have you ever called for an ambulance?
It/rain/a lot/today
It has rained a lot today.
write
written
They/read/HOBBIT/twice.
They've read Hobbit twice.
I/not see/ Santa recently.
I haven't seen Santa recently.
you/ever/be/San Francisco
Have you ever been to San Francisco?
you/ever/see/a ghost?
Have you ever seen a ghost?
drive
driven
They/live/here/for/fifty years.
They've lived here for fifty years
I/not do/the cleaning/yet.
I haven't done the cleaning yet.
how long/he/be/a teacher?
How long has he been a teacher?
We/come/back/from/our holidays
We have come back from our holidays.
do
done
I/know/you/ for 15 years
I've known you for 15 years
He/not/leave/the house/yet.
He has not left the house yet.
he/watch/this film?
Has he watched this film?
Make a sentence with never and the present perfect
student's answer
buy
bought
she/finish/this/difficult task
She has finished this difficult task.
I/never/meet/them/before.
I have never met them before.
you/ever/see/ghost
Have you ever seen a ghost?
I/never/visit/China
I have never visited China.