it用法讲义导学案

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1、Unit3“It用法”导学案学习者姓名：学习者组别：学习者编号：【学习目标】：熟悉课文中出现的it句型，能熟练运用该句型，并了解其他常见it句型。【学习重点】：it做形式主语和形式宾语【学习难点】：运用it句型【学习内容】：①It表指代(人、事物、时间、日期、地点、天气、温度、距离、环境等。)②It作形式主语、形式宾语【学习步骤】：呈现仿句归纳反馈一it用作代词（1）Readandanalyzethefollowingsentences.Icannotfindmywatch;ImusthavelostitTheygotababyanditwasverylovelyHermotherkept

2、tellinghernottogooutatnight,butitdidn’thelpHesmokesinbedandIdon’tlikeit.---Whoisit?---It’sme.---Listen.Someoneiscrying.--Oh,itmustbeMary请指出在这些句子中it的用法（2）.Readandanalyzethefollowingsentences.1.ItisFridaytoday.2.ItwasverycoldlastMonday.3.Itisabout8:30now.4.Itisabout25kmfromLongxiantoBazi.5.Itliesint

3、hesouthofShaoguancity.6.Itis40°C!Yougotahighfever!Question:Whatdoes“it”inthesesentencesreferto?归纳总结：:it可以用作非人称代词，表示_____,_____,______,______,______,______等。二it用作引导词(一)It用作__________.1.Itisobviousthatthewaterwastoblame.2.Itiseasyforyoutolistentoteacherattentively.3.Itisnousearguingwithhimaboutit.4.

4、ItisamazingthatatmyageIstilllooklikeastudent!5.分析：it是______,句子真正的主语是——____________(2)代替不定式、动名词、从句作形式主语，把真正的主语放在句末。it用作形式主语的重要句型有：1)It+be+adj+for(of)sbtodosth某人做某事…1)Itisimportantforhertocometotheparty2)Itiskindofyoutosayso比较这两个句子，区别是：____________________________________bad，brave，modest，silly，impor

5、tant，dangerous，normal，common，necessary，可用于句型（1）的形容词是___________________________________可用于句型（2）的形容词是______________________________________Itisunfair______________tocriticizeme.(he)Itisnotcommon_______________toreceiveletters(he)2)Itisimportant(necessary,right,strange,natural…)that…that从句中常用虚拟语气：sh

6、ould+动词原形，should可以省去。___________________________________Englishwell.重要的是我们应该学好英语。3)Itisclear(obvious,true,possible,certain)that…清楚（显然、真的、肯定）……___________________hegraduatedfromBeijingUniversityin1988.他1988年毕业于北京大学是真的。_________________________shewasabletosolvetheproblemsoquickly她这么快就解决这个问题,真令人惊讶4)I

7、tis+n+that-从句①Itisapity(ashame…)that…___________________thatsuchathing_________________inyourclass.这种事竟发生在你们班上,真遗憾。②Itisnowonder(that)难怪…Itisnowonderthatyoulooksohappy.难怪你看上去如此高兴。5)Itis+n+(forsb／sth)+todosth．常用词汇