[ Grammar ]
Choose the correct alternative.
Anna _______ her homework when I called.
#
A. did
B. was doing
C. does
D. were doing

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English ArticleGrammar - could / could notTOEIC GrammarPassive Voice, Modals of Deduction and First ConditionalProgressive Perfect and Simple Verb TensesContrast Linking WordsPassive Voice in Past Simple TenseGrammar ClausesPresent Tenses and ConnectorsVerbs & Verb TensesOther quiz:
Modal Verbs › ViewYou_______ stay here?
A. Can
B. Might
C. Will
D. Would
Question Tag › View
You are very active, …..?
A. are you
B. are they
C. aren`t you
D. do they
Present Continuous Tense › ViewThe children … in small groups.
A. Are playing
B. Is playing
Grammar › View
How do you make this machine ________________? (WORK)
A. working
B. to work
C. work
