Basics. Mastering Double Passive Constructions
Ever wondered why "the file is scheduled to be deleted" sounds perfectly fine, but "the file was attempted to be deleted" is grammatically wrong? Test your advanced grammar skills on acceptable double passives, reporting verbs for rumors, and verbs that reject passive infinitives.
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Basics. Get-Passives and Other Variations
Do you know when to use got caught instead of was caught, or why a theory is understood rather than got understood? Challenge yourself with complex sentence structures, including dynamic get-passives, causative delegation, and adversative passives for describing unexpected misfortunes.
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Basics. Implied Conditionals: But For, Without, and Otherwise
Can you spot a hypothetical situation when the word "if" is nowhere to be found? Navigate 10 tricky scenarios by identifying implied conditionals hidden within phrases like but for, otherwise, given, and implied subjects.
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Basics. Verb Forms: Be/Have/Do and Regular/Irregular Verbs.
Verb forms show tense, voice, mood, or other grammatical features, with regular and irregular verbs. Regular verbs follow a pattern by adding -ed for past simple and past participle forms. Irregular verbs have unique forms, including essential auxiliary verbs "be," "have," and "do." Examples of common irregular verbs are "go," "write," "sing," and "swim."
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Fluency Boost: Opinions, Academic Discourse & Adverb+Adjective Collocations
Test your Fluency Boost: Opinions, Academic Discourse & Adverb+Adjective Collocations skills with 24 questions at medium level.
Gerund vs. Participle: Understanding -ing Word Functions
This challenge tests your ability to distinguish between gerunds (functioning as nouns) and participles (functioning as adjectives or verb parts). Analyze -ing words in context to determine their grammatical role in each sentence.
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Basics. Adjective + To Infinitive Patterns
Are you ready to test your grammar or reluctant to start? Master the rules for pairing adjectives of emotion, readiness, and difficulty with the to infinitive.
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Basics. The Causative: Have Something Done
Did you cut your own hair, or did you have it cut? Master the art of delegating tasks by practicing the causative structure, focusing on the have/get something done pattern across various verb tenses.
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Basics. Past Modals of Deduction
Who ate the last slice of pizza, and how did the dog get so muddy? Put on your detective hat and test your ability to use past modals of deduction, choosing between logical certainties, possibilities, and impossibilities.
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Basics. Needn't Have vs. Didn't Need To
Did you waste your time doing something unnecessary, or did you realize it was unnecessary and skip it entirely? Test your grasp of past modals by choosing between needn't have done for wasted efforts and didn't need to do for avoided actions.
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Basics. Advanced Participle Clauses: -ing and -ed
Ever wondered how to fix a "dangling participle" before it ruins your writing? Master advanced sentence structures by practicing -ing and -ed participle clauses, identifying dangling modifiers, and using passive perfect participles to connect ideas seamlessly.
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Basics. Passive Voice with Modal Verbs
Do you know how to state a strict rule without saying exactly who must follow it? Test your ability to construct the passive voice with modal verbs, form negative rules like must not be touched, and express possibilities with might be seen.
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Basics. Reduced Relative Clauses: Participles and Infinitives
Why write "the alien who was stranded" when you can simply say "the alien stranded"? Master concise writing by testing your knowledge of active and passive participle phrases, stative verb reductions, and infinitive relative clauses across 10 challenging questions.
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Basics. Verbs of Perception: Bare Infinitive vs. Gerund
Did you hear the floorboards creak, or did you hear them creaking? Master the rules for using the bare infinitive for completed actions and the -ing form for actions in progress after common verbs of perception.
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Participle Clauses: Shortening Sentences with -ing and Having + Past Participle
Practice using participle clauses to create more concise sentences. This challenge covers both -ing participles for simultaneous actions and having + past participle for completed actions.
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Participle vs Gerund
Complex participles and gerunds, their perfect, passive or perfect-passive forms are interesting. The accurate understanding and usage of such participial nad gerund constructions especially after the verb to be and different prepositions; before nouns; and also in set expressions and constructions shows... shows...
Actually, go and try to figure it out yourself.
Transitive vs. Intransitive: High-Impact Verbs
Master transitive vs. intransitive verbs and avoid common errors like discuss about or enter into. Stop adding unnecessary prepositions with high-impact verbs like discuss, reach, enter, and contact!
Participle