[ Grammar ]
She ___ (work) on the assignment when her boss called her.
A. work
B. working
C. was working
D. worked

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Sentences and Non SentencesSimple Present Tense/be/Present ProgessiveMix-TensesAdverbial Clause of MannerConditionals (0 - 1 - 2)Present Tenses and VocabularyPrepositions of Time & PlaceArticle & PrepositionConjunctive AdverbsSubject Verb Agreement and Verb TensesOther quiz:
Present Simple › ViewI ____ lunch at 12:00 PM.
A. have
B. has
C. having
D. haves
Future Tense › View
Select the one with an example of the future progressive tense.
A. She will be missed.
B. He will be missing her.
Grammar › ViewThe zoo isn’t far from here. I ____________ (walk) there many times.
A. have walk
B. are walking
C. walked
D. have walked
Grammar › View
I _________ 25 years old.
A. have
B. am
C. (-)
