Contrast Clauses: Although, However, and Though
Do you know when to use a semicolon before however, or when to drop though at the end of a sentence? Master the tricky punctuation and placement of contrast clauses by navigating savage restaurant reviews, passive-aggressive roommate notes, and clumsy burglars.
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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. Common Uses of Auxiliary Verbs.
This challenge covers common uses of auxiliary verbs, including forming negative sentences, expressing interest or surprise, creating tag questions, and using "too," "either," "so," and "neither" in sentences.
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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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Basics. Advanced Relative Pronouns: Whose, Whom, Where, When, and Why
Struggling to decide between "who" and "whom" in formal writing? Master the intricacies of object relative pronouns (whom), possessive relative pronouns (whose), and relative adverbs (where, when, why) in this engaging 11-question challenge.
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Its, Fewer, and Affect: Native Speaker Mistakes
Are you making the same embarrassing grammar mistakes that native English speakers make every day? Master the rules behind the most commonly confused word pairs by practicing its vs. it's, fewer vs. less, and affect vs. effect.
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Offers and Orders: Would You Like and I'll Have
Do you know the difference between asking someone "Do you like coffee?" and "Would you like some coffee?" Test your polite conversation skills by mastering would you like + noun, would you like to + verb, and the correct use of I'll have for placing orders.
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Punctuation