I __________ a documentary about tardigrades, so I know a lot about them.
have already watched
already have watched
have watched already
have watch already
We __________ any animals living near underwater volcanoes yet.
haven't found
have yet not found
have not found already
haven't find yet
My science teacher __________ us many amazing photos of deep-sea creatures.
has shown yet
has show already
already has shown
has already shown
I __________ such a bizarre parasite before today.
have never seen
never have seen
have never saw
have seen never
Scientists __________ several new species in this cave already.
have never discovered
already have yet
have discover
have discovered
My friends __________ their posters about extreme environments yet.
haven't already finish
have not finish
haven't finish
haven't finished
She __________ inside a real science laboratory before.
has never worked
has never work
never has worked
has worked never
We __________ how brine shrimp survive in salty water.
have already learned
have learned yet
yet have learned
have already learn
__________ you ever __________ an animal survive without oxygen?
Have / see
Have / seen
Has / seen
Have / saw
My class __________ the reading about life in Antarctica yet.
has not completed already
hasn't completed
hasn't complete
hasn't already completed
I __________ such an extreme environment in my life.
never have visited
have visited never
have never visit
have never visited
Our group __________ all the answers to the science quiz.
has yet find
has found yet
already has found
has already found
The researchers __________ enough information yet.
have not already
haven't already collected
haven't collect
haven't collected
My brother __________ interested in deep-sea animals before.
has never be
has be never
has never been
never has been
They __________ a tiny creature that can survive freezing temperatures.
have discovered already
already have discovered
have already discovered
have already discover
__________ your classmates ever __________ about extremophiles before?
Have / read
Have / readed
Has / read
Have / reading
