[ Grammar ]
What ________ your parents doing at 10 a.m. yesterday?
A. weren’t
B. was
C. were
D. wasn’t

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Verb Tenses and Past ParticiplesCohesive DevicesModal Verbs of ObligationModal VerbCorrelative ConjunctionOpinion / AgreementVocabulary and PrepositionsVerbs with Prepositions and ConjunctionsQuantifiers with NounsPast Perfect Simple TenseOther quiz:
Grammar › ViewThis time tomorrow, I …… on my new computer.
A. will work
B. will be working
C. am working
D. will be worked
Perfect Tense › View
He ______________ to Hawaii many times.
A. have been
B. went
C. has been
D. was going
Idioms › ViewYou made a good decision there.
a. crow
b. call
c. catch
Tenses › View
My brother _______ (to play) cricket for five years.
A. play
B. plays
C. has played
D. was playing