If our school had a powerful telescope, we __________ Saturn’s rings clearly.
would observing
can observe
could observed
could observe
If Maya were an astronaut, she __________ photos from the Moon.
would took
had taken
will take
would take
Leo would join the astronomy club if it __________ after class.
met
meets
had met
would meet
If we lived on Mars, we __________ special suits outside.
would needed
needed
would need
will need
If my best friend discovered a planet, I __________ extremely proud.
would feel
felt
had felt
would felt
We might see more stars if the city __________ fewer lights.
has
had
would have
had had
If aliens visited our school, the students __________ many questions.
would ask
would asked
asked
have asked
I __________ nervous if I traveled alone through space.
would feel
will feel
had felt
would felt
If our class built a rocket, we __________ it after our teacher.
had named
named
might name
might named
Sara could become an astronomer if she __________ science regularly.
studies
had studied
would study
studied
If the rover had taken clearer pictures, scientists __________ the crater better.
could study
could have study
could have studied
studied
We would have watched the meteor shower if the sky __________ cloudy.
was not
would not be
has not been
had not been
If Leo had charged his camera, he __________ amazing pictures of Jupiter.
would have took
would take
would have taken
had taken
Maya __________ the space exhibition if she had known about it.
would have visited
had visited
would have visit
would visit
If our team had finished the robot, it __________ the school competition.
might win
had won
might have win
might have won
The students could have seen Mars if they __________ the telescope correctly.
have adjusted
had adjusted
adjusted
would adjust
