英语人教版八年级下册Unit7 Section A 1a-1c.ppt

Unit7 SectionAPeriod1 1a 1c 形容词和副词的比较级和最高级大多数形容词有三个级 原级 常用结构as as 像 一样ZhangHongisastallasTom 张红和汤姆一样高 2 比较级 用于两者之间的比较 常用结构 形容词比较级 than HeistallerthanI 他比我高 Grammar 3 最高级 用于三者或三者以上的比较 常用结构 the 形容词的最高级 of in Heisthetallestofthethree 他是这三个人中最高的 Heisthefunniestinhisclass 他是他们班最有趣的 2 形容词 副词比较级和最高级规则变化和不规则变化 规则变化1 一般情况下 单音节或双音节的形容词 或副词 比较级 er 最高级 est如 clever cleverer cleverestfew fewer fewestsmall smaller smallest等 2 以e结尾的词 比较级 r 最高级 st即可 如 nice nicer nicestcute cuter cutestlarge larger largest3 以辅音字母 y结尾的变y为i er或est如 easy easier easiesthappy happier happiest再如 early busy heavy dirty lazy也如此 4 双写最后一个辅音字母 er或est的词 同学要用心去记 fat fatter fattestthin thinner thinnesthot hotter hottestred redder reddestwet wetter wettestbig bigger biggest 5 多音节和部分双音节的词需要在形容词原级前 more构成比较级 themost构成最高级 如 beautiful morebeautiful themostbeautiful又如 delicious popular important interesting expensive creative双音节的词如 careful morecareful themostcarefuluseful moreuseful themostuseful 少数单音节词也是这样 如 pleased morepleased themostpleasedtired moretired themosttiredb 不规则变化 good better bestwell better bestbad worse worstmany much more mostfar farther farthest 距离远 far further furthest 程度深 old elder eldest 长幼 old older oldest 年龄 Learnthenewwordsandreadthemloudly QomolangmatheNiletheCaspianSeatheSaharatheYangtzeRivertheYellowRivertheMingDynastytheMingGreatWall 珠穆朗玛峰尼罗河里海 世界最大的咸水湖 撒哈拉沙漠长江黄河明朝明长城 squaremeterdeepdesertpopulationAsiafeelfreetour n 平方 正方形n 米 公尺adj 深的 纵深的n 沙漠n 人口 人口数量n 亚洲 可以 随便 做某事 n v 旅行 旅游 touristwallamazingancientprotectwideasfarasIknow n 旅行者 观光者n 墙adj 令人大为惊奇的 令人惊喜 或惊叹 的adj 古代的 古老的v 保护 防护adj 宽的 宽阔的就我所知 Whichisthehighestmountainintheworld Whichisthelongestriverintheworld WhichisthelongestriverinAsia Doyouknow Qomolangma theSahara theCaspianSea theNile theYangtzeRiver 1a Matchthefactsyouknow 1b Listenandcompletethesentences 1 Qomolangmais thananyothermountainintheworld 2 TheSaharais desertintheworld 3 TheCaspianSeais ofallthesaltlakes 4 TheNileis riverintheworld higher thebiggest thedeepest thelongest Usetheinformationin1btomakeconversations 1c A Whatisthehighestmountainintheworld B Qomolangma Whatisthelongestriverintheworld TheNile Whatisthedeepestdesertintheworld TheSahara Choosethebestanswer 1 Mybrotheris moreoutgoingthanme A manyB littleC much2 October12thwasoneof daysin2005 Shenzhou VIwaslaunched 发射 successfully A excitingB moreexcitingC themostexciting 5 Mobilephonesareverypopularnowandtheyare thanbefore A cheapB cheaperC thecheapest6 JimisthetalleststudentinourclassandTomisthesecond one A tallB tallerC tallest 7 Ofthetwoskirts thepinkoneis A thenicestB thenicerC nicer8 Jack shandwritingisas asMike s A goodB betterC best 1 Kateisyoung butJoeis 2 Myshoesarenew Mysister sare thanmine 3 Herbagisheavy andhisis thanhers Butyoursis ofall younger newer heavier theheaviest Finishthesentenceswiththerightformsoftheadjectives 4 Tom skiteishigh Jim sis thanTom s Mike sis ofthemall 5 Bill