Orbiting Astronomical Observatory
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noun
OAO.
QUIZ
QUIZ YOURSELF ON "IS" VS. "ARE"
"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."
Question 1 of 7
IS and ARE are both forms of which verb?
Words nearby Orbiting Astronomical Observatory
orbital quantum number, orbital sander, orbital velocity, orbiteer, orbiter, Orbiting Astronomical Observatory, Orbiting Geophysical Observatory, Orbiting Solar Observatory, orbitography, orbitonasal, orbitonometer
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