Ellipsis in Coordination
Why repeat yourself when you can drop words to create elegant, concise sentences? Test your advanced grammar skills on gapping, verb phrase (VP) ellipsis, and right node raising across 10 challenging questions.
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Relative Clauses with Quantifiers
Do you know how to link sentences using words like some, none, or half without creating a dreaded comma splice? Test your advanced grammar skills by mastering quantifiers with relative pronouns, choosing correctly between whom, which, and the tricky possessive whose.
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Advanced Sentence Adverbs
Do you know the difference between "He spoke thankfully" and "Thankfully, he spoke"? Test your ability to set the tone of a sentence by mastering sentence adverbs, distinguishing them from adverbs of manner, and expressing attitude and certainty.
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Adverb Clauses of Reason: Because, Since, and As
Why did the time traveler arrive three centuries late? Master explaining why things happen by testing your knowledge of adverb clauses of reason, distinguishing because vs. because of, applying correct punctuation rules, and identifying reason vs. time contexts.
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Adverb Clauses of Time: When, Before, After, Until
When do you stop whisking? Until your arm goes numb, obviously. Master the timing of events by choosing the right time conjunctions, applying correct verb tenses in future time clauses, and sequencing past events properly.
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Basics. Basic Conjunctions: And, But, Or, So, Because
Do you know when to use so instead of because to explain a chaotic morning? Connect your ideas smoothly by mastering cause and effect, contrasting statements, adding information, and offering alternatives using basic conjunctions.
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Basics. Relative Clauses: Who, Which, and That
Do you know when to use a comma with which, or when that is grammatically forbidden? Master your sentence-building skills by practicing defining and non-defining relative clauses, pronouns for people vs. things, and prepositions before relative pronouns.
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Commas That Change Meaning
Did you know that a single comma can turn a harmless sentence into a cannibalistic threat? Test your punctuation skills by exploring restrictive vs. non-restrictive relative clauses, essential vs. non-essential information, and the vocative comma for direct address.
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Basics. Defining vs. Non-defining Relative Clauses
Did you know that a single missing comma can completely change the meaning of a sentence? Test yourself on essential vs. non-essential information, proper comma placement, and choosing the correct relative pronouns across a variety of fun scenarios.
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Saying No Politely
Are you worried about sounding rude when you turn down an invitation or a request at work? Master the art of polite refusals, including softening phrases, professional boundary-setting, and declining social invitations.
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Everyday Commas
Do you know when to use a comma before "and" or "but"? Master the art of punctuation by practicing compound sentences, introductory clauses, appositives, and lists in everyday scenarios.
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Quotation Marks: US vs UK
Does the comma go inside or outside the quotation marks? Test your punctuation skills on US vs. UK comma and period placement, single vs. double quotation marks, and formatting nested quotes.
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Comma