[ Active and Passive ]
The correct passive sentence for the following is
I teach English and Mathematics.
A. English and Mathematics are taught by me.
B. English and Mathematics were taught by me.
C. English and Mathematics have been taught by me.
D. English and Mathematics had been taught by me.

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Grammar › ViewDefine subject?
A. the action taking place
B. who or what the sentence is about.
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The new chips from Lays are pretty good!
A. Simple sentence
B. Compound sentence
C. Complex sentence
D. None of the above