Mastering English Grammar: Tenses, Conditionals, and Passive Voice
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1B. Auxiliary Verbs
Verbs that support the main verb and provide grammatical information: am, are, is, do, does, did, have, has, was, were, would, should, will.
2A. Present Perfect Continuous vs. Simple
- Present Perfect Simple (PPS): Past actions with present relevance. Structure: Has/Have + Past Participle.
- Present Perfect Continuous (PPC): Actions started in the past that continue into the present. Structure: Has/Have + been + Verb-ing.
2B. Adjective Order
The standard order for adjectives is: Opinion, Size, Age, Shape, Color, Pattern, Origin, Material, Noun.
3A. Past Tenses
- Past Simple: Completed past actions (e.g., I walked).
- Past Continuous: Actions at specific moments in the past (e.g., Was/Were + Verb-ing).
- Past Perfect: Actions that occurred before