外研版高中英语必修1 module 5《a lesson in a lab》（period 4）word学案

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1、Period4:Grammar学习目标：1.掌握单元语法：比较级的用法2.倍数的相关表达方法3.利用例句归纳出语法规则学习重点：掌握单元语法：现在完成时学习难点：利用例句归纳出语法规则课前预习使用说明与学法指导：1.利用例句归纳出语法规则2.15分钟之内完成教材助读：话题提分句型Nowadaysthereseemstobeaconsensusinsocietythatgoingtouniversityistheonlyaccesstosuccess.Recentlytheproblemhasbeenbroughtintofocus.Thetruthisqui

2、teotherthanwhatyouthink.Thetruthisquiteotherwise./It'sfarfrombeingtrue.Itisacommonphenomenoninsocietythatpeoplearegettingpoliterthantheyusedtobe.预习自测：用所给词的适当形式填空1．Theearthisfortyninetimes(large)thanthemoon.2．The(close)youare，the(much)you’llsee.3．It’sgettingand(bright)．4．Weneedrathe

3、r(much)thanthat.5．It’llbealot(heavy)thanmagnesium.我的疑问：__________________________________________________________________________________________________________________________________________课内探究质疑探究：形容词和副词表示比较级和最高级的几个重要句型1．“比较级形式＋than”意为“比……更……”。That’seasiersaidthandone.说比做容易。2．

4、“...as＋原级＋as...”意为“和……一样”。Thebuildingisashighasthetower.这幢建筑和那座塔一样高。3．“...notas(so)＋原级＋as...”意为“不及……”。Mydictionaryisnotas(so)usefulasyours.我的字典不如你的有用。4．表示倍数的三个句型：(1)...timesas＋原级＋as...(2)...times＋比较级＋than...(3)...timesthe＋性质名词＋of...Theroadsinthebigcitiesarethreetimesaswideastheroad

5、sinourtown.＝Theroadsinthebigcitiesaretwicewiderthantheroadsinourtown.＝Theroadsinthebigcitiesarethreetimesthewidthoftheroadsinourtown.大城市里的路是我们城镇的路的三倍宽(比我们城镇的路宽两倍)。5．“比较级＋and＋比较级”意为“越来越……”。Inthefuture，therewillbelessandlessoil，gasandcoalleft.将来石油、天然气和煤会越来越少。Ourschoolisbecomingmorean

6、dmorebeautiful.我们的学校变得越来越美丽。6．“the＋比较级．..，the＋比较级．..”意为“越……，越……”。Themore，thebetter.越多越好。Themorewehave，themorewewant.人欲无穷。7．“否定词＋比较级结构”表示最高级含义。Hehasneverspentamoreworryingday.他度过了最忧虑的一天。Thereisnogreaterlovethanthatofamanwholaysdownhislifeforhisfriends.为朋友而放弃生命的人的爱是最伟大的爱。当堂检测：翻译句子1．我

7、越考虑这个事，我越不喜欢它。___________________________________________________________________2．你练得越用功，你的进步就越大。___________________________________________________________________课后反思：________________________________________________________________________________________________________________

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