What's the verb?
Abby whistles a tune in the morning.
whistles
Duane is (run) for class president.
running
Terry studies science.
Present
The dance competition is fantastic.
linking- is
predicate word - fantastic
Rick (ride) his bike down the street.
rode
She greets her elderly neighbors every day.
greets
I am (serve) as his campaign manager.
serving
She tracked temperature changes.
Past
Our teams are great.
linking - are
predicate word - great
He (take) his new baseball glove.
took
She walks their dogs.
walks
We have (make) the campaign poster.
made
She will study the life cycle of a butterfly.
Future
The competition will be stiff.
linking - will be
predicate word - stiff
He and his friends (begin) to play ball.
began
Abby also carries their groceries.
carries
He has (work) on the speech since yesterday.
worked
I like life science, too.
Present
No one seems nervous.
linking - seems
predicate word - nervous
Rick (grow) tall over the summer.
grew
She waves her hand at everyone.
waves
He shall (count) the ballots.
count
Someday, I will discover a new animal species.
future
I am happy about our chances.
linking - am
predicate word - happy
The team (eat) hot dogs after each game.
ate