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[ Modal and Auxiliary Verbs ]
He _________________ playing the guitar.
A. are
B. am
C. is
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Random Topics:
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Other quiz:
Grammar › ViewI love these trousers, but can they be___________? (long)
A. lengthened
B. lengthed
C. lengthen
Tenses › View
He ________ for twenty years before he retired last year
A. had been teaching
B. has taught
C. was teaching
D. has been teaching
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