[ Continuous Tenses ]
Yesterday at this time, they …. on their project.
A. are working
B. were working
C. worked
D. work

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Sentences and Non SentencesTOEFL Adjective and AdverbTenses - Pasive VoiceIdiomsNoun / Pronounmust/shouldPoetry VocabularyHave toNouns, Pronouns, Antecedents, and Singular and PluralGrammar & VocabOther quiz:
Conjunction › ViewWho is that book ___?
a. at
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Choose the correct verb tense for the following sentence: She (will be/was) studying for her exam all night.
A. was
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Are you coming to ______ party next Saturday?
A. a
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C. the
