北京市平谷二中九年级英语全册《Unit 5 English and Englishspeaking Countriespart2》课件 北师大版.ppt

unit5part3langueinuse john tom johnisshort tomisshorterthanjohn thezebraisbig theelephantisbiggerthanthezebra thecockissmall thefogissmallerthanthecock iamstrong markisstronger markisstrongerthaniam 形容词比较级的用法 1 句型 a 谓语 形容词比较级 than b 谓语 用于表示一方超过另一方 比如 heistallerthani am sheisstrongerthanthegirl is 形容词比较级 两者间的比较 1 规则变化 单音节词 1 ertallerstrongerlongeryounger2 r 以e结尾的 larger3 ier 以y结尾的 heavy heavierhappy happiereasy easier4 以重读闭音节结尾的要双写最后一个辅音字母然后才加 er fat fatterthin thinnerbig biggerhot hotter 5 双音节词看具体情况1 少数直接在后面加 er或把y变为i er比如 cleverer heavier2 多数直接在该词前加more比如 morecarefulmorebeautifulmorefoolishmorequiet6 多音节形容词 三个或三个以上音节的词 其比较级就在前面加more比如 moreinteresting 形容词比较级 2 不规则变化 sheisbetterthaniam iamworsethansheis ihavemoremoneythanshehas ihavelessmoneythanhehas good well better bad ill worse many much more little few less 2 不规则变化 better best worse worst less more most farther further older elder least farthest furthest oldest eldest 请说出下列单词的比较级 oldfatnicetallfitlatehealthyhappy older nicer fitter healthier fatter taller later happier completethetable sue lucy fred sueistall fredistaller lucyisthetallestofthethree jenny amy fanny short shorter theshortest amyisshorterthanjenny fannyistheshortestofthethreegirls jennyisshort nancy benny jane long longer thelongest nancy shairislong benny shairislongerthannancy s jane shairisthelongestofthethree panda zebra elephant heavy heavier theheaviest thezebraisheavy thepandaisheavierthanthezebra theelephantistheheaviestofthethree 形容词的最高级 sheistall heistaller sheisthetallestoneofthethree sheisstrong heisstronger heisthestrongestoneinourclass 形容词最高级的用法 用于三个或三个以上的人或事物进行比较 构成 the 形容词est 单音节词 the most 形容词 多音节词 形容词最高级加 est的规则与比较级相同 比如 longer longestfatter fattestlarger largestheavier heaviest thegirlisthethinnestinourclass sheisthemostbeautifulgirlinourclass 通常最高级都有一个比较范围 inourclass intheworld ofthethree 等 practise sheis beautiful thanhersister 2 thisgreenjumperis good thanthatredone iwatchedthefootballmatchyesterday itwas exciting thanthebasketball heis bad thanhisbrother 5 i m foolish thanyou 6 it squietinahospital it s quiet inalibrary 7 mycoatis expensive thanyours morebeautiful better moreexciting worse morefoolish morequiet moreexpensive 用所给形容词的正确形式填空 winteris thanautumn itis ofthefourseasons cold 2 thechildwasveryyoung buthewasnot inthefamily hersisterwas thanhim young 3 tomis thanhewasayearago tall 4 whichis room201orroom108 bright 5 theglassis thecloth 布 is andthepap