人教版英語八下unit 7《what’s the highest》（section a-2）課件-全文預(yù)覽
【正文】 le – less – least far – farther/ further– farthest – furthest old – older/ elder – oldest / eldest 形容詞和副詞比較級的用法 runs faster, he or she? runs faster than she. runs much faster than she. bees healthier and healthier. more you exercise, the healthier you will be. is less healthy than he. , 可用“ Which/Who … + 比較， …or…?‖. ，通常用連詞 than 引導(dǎo)， 表示“更 (cheapthe cheapest) 詞尾若有啞音 e, 直接就加 st。如： large—larger—largest nice—nicer—nicest cute—cuter—cutest c. 以輔音字母 +y結(jié)尾的形容詞，變 y為 i +er或 +est。 例如： Tom is Lucy’s best friend. Tuesday is her busiest day. (3) 最高級前可加序數(shù)詞。如： delicious – more delicious – most delicious interesting – more interesting – most interesting important—more important —most important carefullymore carefullymost carefully quicklymore quickly most quickly slowlymore slowly most slowly easily more easily most easily 形容詞 最高級 的構(gòu)成 A: tall short quick thick light cool warm quiet wild calm the est tall taller tallest B: heavy easy tidy dry busy happy healthy hungry early y i est C: large late nice st biggest D: big hot hottest thin “雙寫” thinnest wet wettest fat fattest Adjective delicious dangerous interesting popular beautiful careful friendly the most adj . Adjective better best far little worse worst more most farther farthest less least good well bad badly many much 1. good 2. fortable 3. big 4. happy 5. cheap 6. many 7. difficult 8. little better best more fortable most fortable bigger biggest happier happiest cheaper cheapest more most more difficult most difficult less least ：英語中三者或三者以上相比較，表示 “最 ……‖ 這樣的最高程度概念時，要用 “ the+最高級” 的結(jié)構(gòu)表示。 一、 形容詞比較級的構(gòu)成 : : 1. 構(gòu)成的不規(guī)則變化 : . good / well – better – best bad / badly – worse – worst many / much – more – most little – less – least far – farther / further – farthest/ furthest 2. 構(gòu)成的規(guī)則變化 : 1) 單音節(jié)詞和少數(shù)雙音節(jié)詞一般在詞尾 后加 er 構(gòu)成比較級 或 est構(gòu)成最高級 . 如： 原級 比較級 最高級 cold –—— colder –—— coldest bright——— brighter———brightest young—— younger—— youngest 2) 以字母 e 結(jié)尾的詞只加 –r 或 st 構(gòu)成 比較級 和 最高級 。 如： 325—three hundred and twentyfive 102 one hundred and two 635 six hundred and thirtyfive 2)三位數(shù)以上的數(shù)，從個位往前數(shù)，每三位數(shù)加一個逗號，從后往前數(shù)的第一個逗號代
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