[ Present Perfect Continuous ]
I _______________ been ____________ the doorbell for ten minutes. I wonder if anyone is at home.
A. have…ringing
B. has…ringing
C. have…rung
D. has…rung
Select your answer:
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Quantifiers / Prepositions of Time and Comparative AdjectivesPassive VoicesZero and First ConditionalsTenses and StructurePhrasal verbs and Prepositional PhrasesCoordinating & Subordinating ConjunctionsUnscramble SentenceTenses - Present and PastPresent Simple Affirmative and NegativeOther quiz:
Grammar › ViewSnowboarding is _________. I love it!
A. exciting
B. boring
C. dangerous
Dependent Preposition › View
They’re hoping ____ better results after implementing the new strategy.
A. for
B. in
C. at
D. to