英语作文写作开头句topic-sentence.ppt

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1、ParagraphWritingParagraphWritingWhatisthestructureofaparagraph?Thisisthestructureofaparagraph!Generallyspeaking,thesethreedifferenttypesofsentencesplaydifferentrolesinaparagraph:Topicsentence;Supportingsentences;Concludingsentence.asentencetotelltheread

2、erwhattheparagraphismainlyabout.sentencestogivemoredetailedinformationaboutthetopicsentence.asentencetoendaparagraphortosummarize(总结）theideas.(主题句)(扩展句/阐述句)(结论句/结尾句)TheTopicSentenceThecharacteristicsofatopicsentenceThepositionsofatopicsentenceTheCharacte

3、ristics1)Thetopicsentencemustbeacompletesentence.2)Thetopicsentenceshouldalwayscontainbothatopicandacontrollingidea.TheTopicSentence=Topic+ControllingIdea3)Thetopicsentenceshouldbeneithertoogeneralnortoospecific.Examples:1)Theimportanceofreadingwidely.Re

4、adingwidelyisveryimportantinimprovingone’sreadingcomprehension.2)Fireaccidentsinbigcities.Recentlyyearshavewitnessedamarkedgrowthoffireaccidentsinbigcitiesinourcountry.3)Tomakeallthedecisionsforchildren.ParentsinChinatendtomakeallthedecisionsfortheirchil

5、dren.Thetopictellsthereaderwhattheparagraphisabout.Thecontrollingideaisakeywordorphrasethatexpressesthebasicpointofaparagraph.Note:acontrollingideacommitstheparagraphtoaspecificaspectofthetopic.e.g.1)Conveniencefoodsareeasytoprepare.2)Alcoholicbeveragess

6、houldbebannedfromcollegecampusesfortworeasons.3)TherearequiteafewunusualsuperstitionsinChinaaboutmarriage.(general)(specific)ReadthefollowingtopicsentencesandthenidentifythetopicandthecontrollingideaineachsentencePeoplecanavoidburglariesbytakingcertainpr

7、ecautions.Thereareseveraladvantagestogrowingupinasmalltown.MostUSuniversitiesrequirea550pointTOEFLscoreforanumberofreasons.AirpollutioninMexicoCityistheworstintheworldforanumberofreasons.Fixingaflattireonabicycleiseasyifyoufollowthesesteps.Ridingabicycle

8、givespleasure.ThereareseveralenjoyablewaystotravelbetweentheUSandQueretaro.Animalsindangerofbecomingextinctcomefromawiderangeofcountries.Effectiveleadershiprequiresspecificqualitiesthatanyonecandevelop.Industrialwastepoure