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i would like to know more about the english grammer, about nouns,verbs , articles,statements and other important materials....how or where to find the complete material
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I would buy English Grammar In Use (Raymond Murphy) intermediate level (blue book)

You'll find all you need in there Indira.
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New edition with answers maybe?
Definitely! Try at avoid the 'green' (old) edition - new edition is far more up-to-date!