[ 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:
Present Perfect Tense › ViewGlen : Have you ever _____ a Barbie doll? Joan : Yes, I have.
A. drunk
B. been
C. bought
D. visited
Determiners › View
____ were killed in World War II.
A. Much
B. Many
C. Few
D. A few
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