[ Simple Past Tense ]
It / start / one hour ago.
A. It start one hour ago.
B. It started an hour ago.
C. It did start an hour ago.

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Adverbial Clause of ConcessionFuture Tense VocabularyVerbs + Gerund or InfinitiveWish SentencesTravel VocabularyAdjective / Noun + to InfinitiveVerb PhrasePronouns and QuantifiersGrammar - TOEICPresent Simple and Modal VerbsOther quiz:
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Fill in the blanks with appropriate articles (a, an, the).
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