Modal Verbs with Perfect Infinitive: "Should Have," "Might Have," "Could Have"
Master modal + have + past participle — for past deduction, regret, criticism, and missed possibilities.
Tenses, Advanced Grammar
Posts in
Advanced Grammar
7 posts
All Four Conditionals Explained: From Facts to Regrets
Learn all four English conditionals — zero, first, second, and third — with clear rules, patterns, examples, and practice for exams.
Tenses, Advanced Grammar
How to Choose the Correct Tense in Error Spotting
Learn how to choose the correct tense in error spotting using time markers, sequence clues, aspect meaning, examples, and quick practice.
Tenses, Advanced Grammar
Common Error Spotting Tricks for Tenses
Learn common error spotting tricks for tenses with time markers, sequence of actions, stative verbs, since/for patterns, examples, and practice.
Tenses, Advanced Grammar
Mixed Conditionals: When Time Frames Collide
Learn mixed conditionals in English — when past conditions affect present results and present traits affect past outcomes — with rules, examples, and practice.
Tenses, Advanced Grammar
Passive Voice in Every Tense: The Complete Transformation Guide
Learn how to form passive voice in every English tense — present, past, future, perfect, and continuous — with rules, examples, and practice for exams.
Tenses, Advanced Grammar
Stative Verbs: Why You Can't Say "I Am Knowing"
Learn stative verbs — why some verbs resist continuous tenses, with rules for states, thoughts, possession, and senses.
Tenses, Advanced Grammar