[ Grammar ]
I ______ talking on the phone.
A. is
B. are
C. am

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Future - will / going to / present continuousPresent & Past TensesConjunctivesGrammar & VocabVerb TensesPrepositions & Prepositional PhrasesPast ParticiplesGrammar for TOEFLOpinion / AgreementGrammar ClausesOther quiz:
Adjective › ViewNagoya is an example of a ________ city.
a.modern Japanese
b.Japanese modern
Tenses › View
It ________________ raining since morning.
A. is
B. has been
C. was
D. have been