What are the keywords in the following sentence? A few students are trying to pass their math exam.
exam, pass, student

What are the keywords in the following sentence? a firefighter is seen pulling a hose as they battle the blaze
battle, firefighter, hose, pull

What are the keywords in the following sentence? biological species is a large parrot and is found
find, parrot, specie

What are the keywords in the following sentence? witch flying over the moon
fly, moon, witch