[ Active and Passive Voice ]
Computers ________ since 1940s.
A. is in used
B. was used to
C. used
D. have been in use
Select your answer:
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Perfect ModalsContinuous and Perfect TensesAuxiliaries VerbAdverb of Frequency and TensesPronoun Antecedent AgreementModals of Speculation and DeductionSimple Present and Past TenseDegrees of ComparisonConjunctions, Interjections and Sentence TypeOther quiz:
Grammar › ViewIf you drop that laptop, it _________ !
A. breaks
B. ‘ll break
C. broke
Vocabulary › View
Unrhymed iambic pentameter
A. Blank verse
B. Slant rhyme
C. Internal rhyme
D. Stanza