[ Auxiliary Verbs ]
What __________ the girls doing in their room last night?
A. is
B. are
C. was
D. were

Random Topics:
On, At, ByPronouns ( Interrogative )Grammar (was, were, could, could not)Clauses and ConjunctionsPresent Perfect vs Past SimpleGrammar Error Correction (Simple Present Tense)Do not- Does notGrammar and ReadingConjunctions and Verb TensesGrammar SuffixesOther quiz:
Grammar › ViewDespite the bad weather, she (go) for a run.
A. go
B. goes
C. went
D. gone
Grammar › View
That ___________________ ears are huge!
A. elephant’s
B. elephants’
Determiners › ViewWe celebrate New Year on … 31st of December.
A. a
B. an
C. the
D. –
Tenses › View
Yesterday, I ______ my friend at the train station.
A. meet
B. met
C. have met
D. meeting