高中英语 Unit 4 Global warming Part III Grammar学案新人教版选修6.doc

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1、Unit4GlobalWarmingPartIIIGrammar一、【学习目标】1.掌握强调句型的基本结构和几种基本句式。2.掌握判断强调句型的方法。3.能较为熟练的完成强调句型的相关练习。二、【基础知识】I、强调句型的基本结构【研读思考】(1)Itwaswhathesaidthatdisappointedme.(2)ItisIwhoamtoblame.(3)ItisMarywhoislookingintothiscase.(4)ItishimthatI’mlookingforwardtomeeting..(5)Itisfromthesunthatwegetlightandh

2、eat.(6)ItwasnotuntilIhadreadyourletterthatIunderstoodthetruestateofaffairs.【结构归纳】(1)强调句型的基本结构是：_________________________________________________(2)强调人时也可用_________。(3)强调结构中的be动词只能是_______或_______。(4)如果强调的是主语，用_____格，强调句中的谓语动词要根据___________________来确定单复数；如果强调的是宾语，用_____格。【操练巩固】请把下面的句子按要求变成强调

3、句型。Isawthemanintheparkyesterdayafternoon.(1)Itwas______________sawthemanintheparkyesterdayafternoon.(强调主语)(2)Itwas___________________Isawintheparkyesterdayafternoon.(强调宾语)(3)Itwas__________________Isawthemanyesterdayafternoon.(强调地点状语)(4)Itwas_________________________Isawthemaninthepark.(强调时

4、间状语)II、判断强调句型的方法【研读思考】(1)ItwasonFebruary12,1809thatLincolnwasborn.(_______________句__)去掉itwas和that后变为:LincolnwasbornonFebruary12,1809,是完整的句子。(2)It’sclearthatthegirlmadesuchastupidmistake.(_______________句__)去掉itwas和that后变为thegirlmadesuchastupidmistakeclear,不是完整的句子。【结构归纳】去掉_______________和__

5、______________后，剩下的部分能够构成__________的句子且不缺少任何成分时，即是强调句型。这是区别强调句型和主语从句、定语从句等的重要依据。【操练巩固】(1)Itisthegirlwhomadesuchastupidmistake.(_________句)(2)Itisagoodideathatweplaybasketballsometimebeforegoingswimming.(_________句)(3)Itisafactthattheearthtravelsaroundthesun.(_________句)III、强调句型的几种句式1.一般疑问句【

6、研读思考】(1)Wasitinthesupermarketthatyouhadyourpocketpicked?(2)Isitinthetheaterthatyoursonisgivingaperformance?【结构归纳】强调句型的一般疑问句的基本结构是：______________________________________________【操练巩固】(1)___________________________________wholosthisschoolbag?丢书包的是那个男孩吗？(2)___________________________________he

7、recoveredfromhisillnesssoon?是因为他对生活有激情使得他从疾病中很快恢复过来的吗？2.特殊疑问句【研读思考】Whowasitthatyoutalkedwithjustnow?Whenisitthatwearegoingtospendourholiday?【结构归纳】强调句型的特殊疑问句的基本结构是：______________________________________________【操练巩固】(1)________________________________youg