Yes. Most microorganisms are useful, a few are harmful to us, plants, or other creatures.
you can find many things that are useful you can find many things that are useful
dogs are useful in many feilds like bakeing and food
There are many characteristics that can be seen of useful information. Useful information is something that is helpful or relevant.
9 constellations are useful to man, they are useful in showing directions with reference to Pole star.
It was a useful object to use. It was not useful to the team to have to struggle with the new machine.
stem cells are useful for many thing like fighting off many deadly diseases.
Someday This Pain Will Be Useful to You has 229 pages.
dimensional anaylisis is useful for many reasons, mainly because without it YOU AINT SHIzznitt so there for it is very useful
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oceans are useful for many waysthey have moderating effect on the climate of the coastal regions
If you ask a useful question you'll get a useful answer. There are many people out there answering new questions every day.
there are two syllables