中考英语专题复习课件-非谓语动词.pptx

Special Review Courseware for Middle School Entrancontents目录Overview of Non finite VerbsThe usage of non finite verbsAnalysis of Difficulties in Non finite Verbscontents目录Analysis of real questions in the middle school entrance examinationPractice and consolidationOverview of Non finite Verbs01CATALOGUENon finite verbs are verbs that do not have a finite form,meaning they do not have a specific tense,aspect,or voice.They are typically used in conjunction with other verbs or clauses to form complex sentences and express various meanings.Non finite verbs are often used in conditional sentences,purpose clauses,relative clauses,and other grammatical constructions.The definition of non finite verbsInfinitives Infinitives are the base form of the verb,usually preceded by to in English.They are used as the subject or object of a sentence or clause.Participles Participles are formed by adding suffixes to the verb stem and are used as adjectives or adverbs in a sentence.They can be present or past participle.Gerunds Gerunds are formed by adding-ing to the verb stem and are used as the subject or object of a sentence or clause.They express the action or process being described.Types of Non finite Verbs Non finite verbs do not have a specific tense.However,they can be used with other verbs to express different tenses,such as past,present,or future.Tense Non finite verbs do not have a specific voice.However,they can be used with other verbs to express passive or active voice.VoiceThe Tense and Voice of Non finite VerbsThe usage of non finite verbs02CATALOGUEThe usage of infinitive as subject,object,predicate,and attributiveInfinitive as subject:Infinitives can be used as the subject of a sentence,expressing the action or state of the subject.For example,To learn English is important.Infinitive as object:Infinitives can also be used as the object of a verb or preposition,expressing the action or state related to the object.For example,She likes to read books.Infinitive as predicate:In this case,the infinitive is used to express the action or state of the subject,following the subject and forming the predicate.For example,They are playing to have fun.Infinitive as attributive:Infinitives can also be used as an attribute,providing additional information about the subject.For example,The best way to learn English is to practice speaking.Present participles as adjectives Present participles can be used as adjectives to describe the subject or object.For example,The falling leaves are beautiful.Present participles as adverbials In this case,present participles are used to modify the action or state of the verb,providing more specific information about how the action is performed.For example,She walked slowly,singing to herself.The usage of present participles as adjectives and adverbials Past participles can be used as adjectives to describe the subject or object.For example,The broken glass is dangerous.Past participles as adjectives In this case,past participles are used to modify the action or state of the verb,providing more specific information about how the action has been completed.For example,She had finished her homework before going to bed.Past participles as adverbialsThe usage of past participles as adjectives and adverbialsAn absolute structure is a grammatical structure in which a clause is independent of any other clause in the sentence.It is usually formed by a subject and a predicate,but without any main verb.For example,Standing on top of the mountain,she saw the beautiful sunrise.In this sentence,the absolute structure Standing on top of the mountain modifies the subject she and provides additional information about her position.absolute structureAnalysis of Difficulties in Non finite Verbs03CATALOGUEUnderstanding the function and meaning of conjunctions is crucial for correctly understanding and using non finite verbs.Non finite verbs are often used with conjunctions to express complex meanings and relationships between clauses.The most common conjunctions used with non finite verbs are while,after,before,unless,and once.Analysis of Non finite Verbs and Conjunctions The logical subject problem of non finite verbsNon finite verbs often have no explicit subject,making it challenging to determine the logical subject.It is important to analyze the context and identify the subject based on the actions described in the sentence.Correctly identifying the logical subject is crucial for understanding the intended meaning of the sentence.Non finite verbs can be active or passive voice,present or past tense,depending on the context and intended meaning.Mastery of the tense and voice of non finite verbs requires practice and exposure to a variety of sentence structures and contexts.Understanding the appropriate use of tense and voice is essential for accurate comprehension and effective communication.The Tense and Voice of Non finite VerbsAnalysis of real questions in the middle school entrance examination04CATALOGUEAnalysis of Non finite Verb Test Points in Previous Middle School Entrance Exam True QuestionsThis section summarizes the types of Non finite Verb questions that have appeared in previous middle school entrance exam true questions,including the frequency and difficulty levels.Test Points OverviewProvides representative examples of Non finite Verb questions from previous exams to illustrate the types of questions students can expect.Sample QuestionsRecognizing Non finite Verbs01 Describes how to identify Non finite Verbs in sentences and understand their functions and meanings.Transformation Skills02 Explains how to transform Non finite Verbs into other grammatical forms to create different sentence structures and meanings.Application in Context03 Teaches how to use Non finite Verbs in context to convey specific meanings and enhance writing expression.Skills for Solving Non finite Verbs in High School Entrance Examination Test QuestionsCommon Errors Identifies the most common mistakes students make when dealing with Non finite Verbs,such as confusion between similar forms or incorrect usage in context.Error Analysis Provides detailed analysis of common errors,including examples and explanations of why these errors occur.Strategies for Prevention Presents practical strategies and tips for avoiding common errors when using Non finite Verbs,emphasizing the importance of accurate grammar usage in English writing.Analysis of Common Errors in Non finite Verbs in High School Entrance Exam Test QuestionsPractice and consolidation05CATALOGUEExercise 2 Identify and correct the errors in the following sentences involving non-finite verbs.Exercise 3 Rewrite the following sentences using the present participle or past participle instead of the finite verb.Exercise 1 Fill in the blank with the correct form of the verb to be or its infinitive,participle or gerund.Special exercises on non finite verbsAnswer to Exercise 1 The correct form of the verb to be in this context is being.It is used as the participle of the verb to become to describe the process of changing from one state to another.Answer to Exercise 2 The error in the sentence is the use of was instead of being as the participle of the verb to become.It should be corrected to The man,being old,found it difficult to walk up the stairs.Answer to Exercise 3 The sentence I saw him enter the building can be rewritten using the present participle entering as I saw him entering the building.Practice question answers and analysisSummary:The practice exercises on non-finite verbs provided in this section aim to improve students understanding and usage of these verbs.Answers and explanations are provided for each exercise,which help students identify and correct any errors they may have made.Reflection:After completing these practice exercises,students should have a better understanding of non-finite verbs and their usage in English grammar.They should also be able to identify and correct errors in sentences containing non-finite verbs.It is recommended that students review these exercises regularly to reinforce their knowledge and improve their language skills.Summary and Reflection on Exercise QuestionsTHANKS感谢观看