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Sidley

[ sid-lee ]
/ ˈsɪd li /
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noun
Mount, a mountain in Antarctica, in Marie Byrd Land. 13,717 feet (4,181 meters).
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?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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