[ 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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Grammar › ViewIdentify the sentence as simple, compound, or complex. “Black Friday has become synonymous with massive sales and shopping frenzies.”
A. Simple
B. Compound
C. Complex
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Sally ……………. apartment in a green city.
A. Has an
B. Has a
C. Has
D. Have an
