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Question
sudoku was first designed in the 1970s (1) by a retired architect (2) and freelance puzzle Constructor, (3) No error (4), Answer is (4) , can you explain it, why we did not use the first
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Answer
if we cheak the 1st portion grammatically There is no error
portion 1 is passive of Past indefinite Tense. If u cheak the rules for Active passive Voice Ur Doubt will be clear.
The form is Like
sub+was/were+v3 +by+ object.
Hope u get it
