高二 电子备课教学设计 4.docxVIP

西吉县各学科电子备课教学设计模板

学科

English

年级

Two

课题

U5ThemeParks

课时

共（10）课时

第（4）课时

一次备课教师

黄金枝

二次备课教师

王转海

审批人

授课时间

2022.2

教学目标

1.Tohelpstudentslearnaboutwordformation.

2.Tohelpstudentsdiscoverandlearntousesomeusefulwordsandexpressions.

3.Tohelpstudentsdiscoverandlearntousesomeusefulstructures.

教学重点

Tohelpstudentsdiscoverandlearntousesomeusefulwordsandexpressions.

教学难点

Tohelpstudentsdiscoverandlearntousesomeusefulstructures.

教学准备

TeachingDesign/PPT

教学过程

一次备课

二次备课

检测导入

（10）分

StepILead-inbydiscoveringusefulwordsandexpressions

Turntopage35anddoexercisesNo.1,2,3and4first.Checkyouranswersagainstyourclassmates’.

导学探究

（25）分

StepIILearningaboutWordformation

Thebasicpartofanywordistheroot;toit,youcanaddaprefixatthebeginningand/orasuffixattheendtochangethemeaning.Forexample,inthewordunflattering,therootissimplyflatter,whiletheprefixun-makesthewordnegative,andthesuffix-ingchangesitfromaverbintoanadjective(specifically,aparticiple).

Englishitselfdoesnotuseprefixesasheavilyasitoncedid,butmanyEnglishwordscomefromLatin,whichusesprefixesandsuffixes(youcanusethewordaffixtorefereithertoaprefixorasuffix)quiteextensively.Forexample,thewordsprefix,suffix,andaffixthemselvesareallformedfromfixbytheusedofprefixes:

?ad(to)+fix(attached)=affix

?pre(before)+fix=prefix

?sub(under)+fix=suffix

Notethatboththe-dofadandthe-bofsubchangethelastletter.

HerearesomeofthemostcommonLatinprefixes(forthemeaningsoftheLatinroots,lookupthewordsinagooddictionary):

ab(away)abrupt,absent,absolve

ad(to)adverb,advertisment,afflict

in(not)incapable,indecisive,intolerable

inter(between,among)intercept,interdependent,interprovincial

intra(within)intramural,intrapersonal,intraprovincial

pre(before)prefabricate,prefaceprefer

post(af