Check the underlined clause, is it essential or nonessential?
Probably the best-known early American dance is the Virginia reel, which became popular in George Washington’s time.
A. Essential Clause
B. Nonessential Clause

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Sentence Structure and Grammar RulesPresent TenseTransitional WordsUnreal ConditionalsTenses and Sentence CompletionPast TensePast Continuous TensePrepositions and TensesAuxiliary Verbs (be, do, have)Passive VoicesOther quiz:
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“You shall definitely succeed in life!”
A. shall definitely succeed
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My friend said to me, “I am going to my new house now. I shall call you tonight.”
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B. My friend said to me that he was going to his new house then and he should call me that night.
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Because they want to swim. It’s so hot today
A. we
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______ chess all afternoon?
A. Did they play
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