简介:IntroductionThisarticleisbasedontheexperienceofteachingextensivereadingclassesforsciencestudentsinourschool.Itdescribesacommonmodelforreadingclasses.Thismodelshowsthedisadvantagethatreaderstendtounderstandwhattheyreadmainlybywayoflisteningtotheteacher’sexplanation,butnotbyreadingforthemselves.Ithasgivenrisetotheparticularproblemofwhetherstudentsneedafullexplanationbeforeachievinggoodcomprehension.Thearticlesuggeststhatreadershavetoworkthemselvestoimprovetheirreadingabilityandskills.Sometechniquesforteachingareadingclassaresuggested.
简介:AlthoughanassociationbetweenthegroupAbetahemolyticstreptococcusandrheumaticfeverhasbeenrecognizedformorethanhalfacentury,manyimportantissuesaboutthisrelationshipremainincompletelydefined.Theinitiatingpharyngealthroatinfectionand