谁可以帮我修改下语法错误,急用.拜求.语法修改5.1FacialexpressionsAfacialexpressionisoneormoremotionsorpositionsofthemusclesintheskin.Thesemovementsconveytheemotionalstateoftheindividualtoobservers.Faciale

　　谁可以帮我修改下语法错误,急用.拜求.

　　语法修改5.1FacialexpressionsAfacialexpressionisoneormoremotionsorpositionsofthemusclesintheskin.Thesemovementsconveytheemotionalstateoftheindividualtoobservers.Facialexpressionsareaformofnonverbalcommunication.Facialexpressionsandtheirsignificanceintheperceivercan,tosomeextent,varybetweencultures.Facialexpressionsarethefacialchangesinresponsetoaperson’sinternalemotionalstates,intentions,orsocialcommunicationsSo,Englishteachersshouldshowkindnesstimelytostudentswithsmile.Itcanshortenthedistancebetweenteachersandstudentsthusformtheharmoniousclassroomatmosphere.Ifteachersalwayslooklikeserious,thestudentswillfeeldepressed,andclassatmospherewillbedeadatmosphere.Teachers’friendly,sinceresmilewillpassalotofinformationtothestudent,enablesthecommunicationbetweenteachersandstudentsinarelaxedatmosphere,studentscaneliminatetheobstaclescausedbythenervousandshy.Atthesametime,thesmilecanshowteachers'confidence,enhancethestudents'senseoftrust.Whenteacherslistentostudentsanswerthisquestion,tospeak,signalisissuedbyasmile"I'mseriouslylistentoyousay”,”Youspeakverywell",andsmile,nod,andverbalaffirmationoftheroleisthesame,itishelpfultoencouragestudentstouseEnglishtocommunicate.Whenthestudentperformanceunsatisfactory,teacherscanalsobeusedwithblameeyesmile,lethimunderstandteachers'dissatisfactionandexpectations.Whentalkofhumorousstoriesandjokes,teacher'ssmilingorlaughingcanenhancetheexpressingeffectoflanguagesuchnotonlycananswertheteacher'squestionsverywell,butalsopromotesteachingactivitiessmoothly.