I used to think about how to learn grammar (tenses especially) becomes more easier than i usually do... then i made this, some books and lecturer give some advices about it...
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SIMPLE
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PROGRESSIVE
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PERFECT
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PERFECT PROGRESSIVE
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PRESENT
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Be : am, is, are
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Am, is, are + Ving
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Have/ Has + V3
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Have/Has Been + Ving
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Other Verb :
(V1) + (+s / +es)
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PAST
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Be : Was, Were
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Was/ Were + Ving
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Had + V3
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Had Been + Ving
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Other Verb :
(V2)
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FUTURE
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Will, Shall + V1
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Will Be + Ving
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Will Have + V3
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Will Have Been + Ving
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