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1、Unit7What’sthehighestmountainintheworld?SectionA(1a--1c)(第一课时)一、教学目标学习目标1.能够掌握本节课出现的重点短语和句子。2.谈论地理和自然现象，学会对事实和数字的比较，提高听说能力。 重点、难点1.识记形容词和副词比较级变法的多条规则；2.使用比较级来描述人的外貌。二、自主学习 温故知新1.写出下列形容词的比较级与最高级tall______short_______________________nice__________________large_________________
2、______funny_______________happy_________________big___________________fat______________________beautiful________________________outgoing_____________________________good/well________________________much/many___________________________bad/badly/ill_____________________little_
3、_________________far_______________2.预读下列数字70050394610,0018,4485,0091,0519,24311,11110,00020,00130,01070,11151,1111,111,11121,435,678 自主互助学习请根据预习写出下列短语QomolangmatheNiletheCaspianSeatheSaharainsizeofallthesaltlakesintheworld最长的河最大的沙漠最深的海1,025米深8,844．43米高9,600,000平方公里6,671公里长三
4、、合作探究1.看图回答A.认读数字9,600,0008,844.436,6711,025B.数字的联想Whatdoyouknowaboutthenumbers?C.完成1aD.总结度量的表达E.练习完成句子1.这张桌子两米长，一米宽。Thetableistwoandone.2.这座山有1500米高。Themountainis1,500.3.这栋楼120米高。Thebuildingis120.4.这个湖有多深？1025米深。Howdeepisthelake?It’s1,025.2.1bA.完成下表MountainRiverSea/LakeDese
5、rtFeatureheightlengthdepthareaMostLeastB.听录音完成1bC.同义句转换(1b中的四个句子)3.1c对话练习A:what’sthehighestmountainintheworld?B:…A:what’sthebiggestdesertintheworld?B:…A:whichisthedeepestsaltlakeintheworld?B:…A:whichisthelongestriverintheworld?B:…4.游戏Whoisthefastestpersoninhistory?Whatisthet
6、allestbuildingintheworld?WhatisthelongestwordinEnglish?四、检测练习单项选择。1.It’s______intheworld. AthebiggestdesertBbiggestdesertCthebiggestdesertsDbiggerdesert2.Therearenoman-madestructuresas_______theGreatWall AbiggerBbigCbiggerDthebiggest3.TheNileis6,470_________ AkilometersBkilo
7、meterCkilometerslongDkilometerlong4.MountTaiis_______lowerthanQomolangma. Alot’sofBmanyCveryDmuch5.Shanghaiisoneof_______intheworld. AmorebigcityBthebiggestcityCthebiggestcitiesDthemostbigcity用形容词和副词的适当形式填空。1.Tomis______(tall)thananyotherstudentinhisclass.Soheis_______(tall)
8、inhisclass.2.LiMingisoneof_________(clever)boysinourclass.3.Thesunis_______
