英文版语法比较级PPT
IntroductionIn English grammar, the comparative degree is used to compare two...
IntroductionIn English grammar, the comparative degree is used to compare two things or people. It shows which one is more or less in terms of a particular quality or quantity. The comparative degree is usually formed by adding '-er' to the end of an adjective or adverb.Formation of Comparative DegreeRegular adjectives and adverbsMost adjectives and adverbs form the comparative degree by adding '-er' to the end. For example:Tall - tallerFast - fasterHappy - happierOne-syllable adjectives and adverbs ending in a consonant followed by a vowel and a consonantFor these adjectives and adverbs, we double the last consonant and add '-er'. For example:Big - biggerHot - hotterThin - thinnerAdjectives and adverbs ending in '-y'If the adjective or adverb ends in '-y', we replace the 'y' with 'i' and add '-er'. For example:Gray - grayerHappy - happierAngry - angrierAdjectives and adverbs ending in a single consonantFor these adjectives and adverbs, we usually add '-er' directly. However, if adding '-er' would result in a pronounced vowel-consonant-vowel (VCV) sequence, we instead use 'more' before the adjective or adverb. For example:Fun - more funThin - thinnerDull - dullerIrregular adjectives and adverbsSome adjectives and adverbs have irregular comparative forms. These forms must be learned individually. For example:Good - betterBad - worseFar -farther or further (both are acceptable)Uses of Comparative DegreeComparing two nouns or pronounsThe comparative degree is used to compare two nouns or pronouns. For example:My cat is taller than your dogHe runs faster than she doesUsing 'than'When using the comparative degree, 'than' is often used to indicate the comparison. For example:She is smarter than her brotherThis book is more interesting than that oneUsing 'as...as'We can also use 'as...as' to compare two things, indicating that they are equal in some way. For example:He is as tall as his fatherShe sings as well as her sisterUsing 'the more...the more'This structure is used to show a proportional relationship between two things. For example:The more you studythe more you learnThe faster you runthe sooner you'll arriveConclusionThe comparative degree is a fundamental part of English grammar, allowing us to compare and contrast different things. By understanding its formation and usage, we can communicate more effectively and express complex ideas in English.