Upper Intermediate

Must / Can't for Logical Deduction

Learn Must and Can't for logical deduction in English — Must for near-certain conclusions and Can't for near-certain impossibilities.

Present Perfect Continuous

Learn Present Perfect Continuous to focus on the duration of an ongoing activity, contrasted with Present Perfect.

Past Perfect

Learn Past Perfect (had + past participle) to show an action completed before another past action.

Should Have / Could Have / Would Have

Learn Should Have, Could Have, and Would Have to express regret and missed chances in English — essential for third conditionals.

Past Perfect Continuous

Learn Past Perfect Continuous (had been + -ing) to emphasise the duration of an activity before a past event.

Needn't / Needn't Have

Learn Needn't and Needn't Have to express unnecessary actions in English, and see the key contrast with Mustn't and Didn't Need To.

Causative Verbs

Learn causative verbs (have, get, make, let, help) to show one person causing another to do something.

Punctuation as Grammar

Understand Punctuation as Grammar — semicolons, colons, dashes — to fix comma splices and write with precision.

Derivation (Prefixes, Suffixes, Root Words)

Master Derivation with prefixes, suffixes, and Greek/Latin roots to decode new words and boost advanced vocabulary skills.

Advanced Discourse Markers

Master Advanced Discourse Markers (albeit, notwithstanding, by contrast) for sophisticated, formal academic writing.

Conversion (Zero Derivation)

Understand Conversion (Zero Derivation) where words shift class without a suffix, like to email, to google, to water.

Third Conditional

Learn the Third Conditional (If + past perfect, would have + past participle) to express regrets about the unchangeable past.

Advanced Dependent Prepositions

Advanced Dependent Prepositions: master on behalf of, regardless of, in terms of for formal English.

Mixed Conditionals

Master Mixed Conditionals to combine time frames, linking a past hypothetical cause with a present result and vice versa.

Phrasal Verbs (Separable and Inseparable)

Separable & Inseparable Phrasal Verbs: learn where objects go for correct, natural English grammar.

Alternatives to If (Unless, Provided That, As Long As, In Case)

Learn conditional alternatives to if — unless, provided that, as long as, in case — to vary your sentences naturally.

Non-Defining Relative Clauses

Master Non-Defining Relative Clauses, set off by commas, to add extra information smoothly, as in 'My sister, who lives in Paris...'.

Transitivity (Transitive vs. Intransitive Verbs)

Understand Transitivity to know which English verbs need an object and which don't, for accurate sentences.

Noun Clauses (That-clauses and Wh-clauses)

Master Noun Clauses (that-clauses and wh-clauses) to use whole clauses as subjects or objects, like 'I know that she left.'

Advanced Subject-Verb Agreement (The Exceptions)

Master Advanced Subject-Verb Agreement exceptions—collective nouns, either/neither, none—for flawless grammar.

Wish and If Only

Learn wish and if only to express regret or a desire for things to be different, as in 'I wish I had studied harder.'

Comparison Nuances

Explore Comparison Nuances like as…as, the…the, double comparatives for precise English comparisons.

Advanced Passive Voice

Master Advanced Passive Voice across tenses, modals, and impersonal structures like It is said that…

Advanced Reported Speech

Master Advanced Reported Speech to report commands, suggestions, and offers with varied reporting verbs.

Formal Subjunctive

Learn the Formal Subjunctive to sound professional in suggestions and demands, as in 'It is essential that she arrive on time.'

Cleft Sentences

Learn Cleft Sentences to emphasize key information, like It was John who broke the window.

Inversion with Negative Adverbials

Master Inversion with Negative Adverbials for formal writing, like Never have I seen such chaos.

Advanced Quantifiers (all, both, neither, either, none, every, each)

Advanced quantifiers all, both, neither, either, none, every, each: master their grammar patterns and subtle distinctions precisely.