Core English grammar and sentence structure rules that underlie the Duolingo English Test's adaptive item types.
35 cards · basic cards · AI-written, checked twice. Edit anything.
- What is a complete sentence?
- A group of words with a subject and a verb that expresses a complete thought
- subject
- The person, place, thing, or idea that a sentence is about, usually performing the action
- predicate
- The part of a sentence that contains the verb and tells what the subject does or is
- independent clause
- A clause that has a subject and verb and can stand alone as a complete sentence
- dependent clause
- A clause that has a subject and verb but cannot stand alone as a complete sentence
- What is a simple sentence?
- A sentence made of exactly one independent clause
- What is a compound sentence?
- A sentence made of two independent clauses joined by a coordinating conjunction or semicolon
- What is a complex sentence?
- A sentence made of one independent clause and at least one dependent clause
- Name the seven coordinating conjunctions (FANBOYS).
- For, and, nor, but, or, yet, so
- What is a subordinating conjunction, and give an example.
- A word that introduces a dependent clause, such as 'because', 'although', or 'when'
- What is subject-verb agreement?
- The grammatical rule that a singular subject takes a singular verb and a plural subject takes a plural verb
- What tense describes an action happening right now?
- Present continuous tense, formed with 'am/is/are' plus a verb ending in '-ing'
- What tense describes a completed action in the past?
- Simple past tense
- What tense describes an action that began in the past and continues into the present?
- Present perfect tense, formed with 'have/has' plus a past participle
- What tense describes an action that will happen in the future?
- Simple future tense, often formed with 'will' plus a base verb
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