Today is the first day I ... ever worked in a shop.
have
The students ... passed their exams.
have
has
Fly - Flew - ...
flewn
flown
flewed
Be - Was/Were - ...
been
gone
beed
The weather ... been really cold.
have
has
... she ever ridden a camel?
Has
Have
We ... just heard a noise upstairs.
have
has
I ... lived here since I was born.
have
has
Take - Took - ...
tooken
taked
taken
Drink - Drank - ...
drunk
drunken
drink
... you ever stolen?
Have
Has
Make - Made - ...
maden
made
maken
My parents ... found new jobs in the city.
have
has
Drive - Drove - ...
driven
drived
droven
See - Saw - ...
sawed
seen
seed
Tom and Harry ... ... a story together.
have written
has written
... your friends ever given you money?
Have
Has
He ... never seen a dolphin in real life.
has
have
My birthday party ... ... incredible!
has been
have been
My computer ... crashed!
has
have
They ... already eaten lunch.
has
have
They ... been to China.
haven't
hasn't
Sing - Sang - ...
sang
sung
sunged
The cat ... caught a mouse.
hasn't
haven't
Understand - Understood - ...
understand
understanded
understood
I ... cheated in an exam.
haven't
hasn't