简介：同步讲解SectionA1.Whatdoesyourfriendlooklike?你的朋友长什么样?询问某人的外貌特征常用:Whatdo/does+主语+looklike?……长什么样?—WhatdoesWangJunkailooklike?王俊凯长什么样子?—He’sreallytallandveryhandsome.他很高也非常帅。2.Shehaslongstraighthair.她有一头长直发。多个形容词修饰同一个名词时,它们的位置取决于该形容词与所修饰名词的密切程度。其基本顺序为:限定词

简介：Background:Activevideogames(AVGs)encouragewholebodymovementstointeractorcontrolthegamingsystem,allowingtheopportunityforskilldevelopment.Childrenwithautismspectrumdisorder(ASD)showdecreasedfundamentalmovementskillsincomparisonwiththeirtypicallydeveloping(TD)peersandmightbenefitfromthisapproach.ThispilotstudyinvestigateswhetherplayingsportsAVGscanincreasetheactualandperceivedobjectcontrol(OC)skillsof11childrenwithASDaged6–10yearsincomparisonto19TDchildrenofasimilarage.Feasibilitywasasecondaryaim.Methods:Actual(TestofGrossMotorDevelopment)andperceivedOCskills(PictorialScaleofPerceivedMovementSkillCompetenceforYoungChildren)wereassessedbeforeandaftertheintervention(6×45min).Results:Actualskillscoreswerenotimprovedineithergroup.TheASDgroupimprovedinperceivedskill.Allchildrencompletedtherequireddoseandparentsreportedtheinterventionwasfeasible.Conclusion:TheuseofAVGsasaplay-basedinterventionmaynotprovideenoughopportunityforchildrentoperformthecorrectmovementpatternstoinfluenceskill.However,playofsuchgamesmayinfluenceperceptionsofskillabilityinchildrenwithASD,whichcouldimprovemotivationtoparticipateinphysicalactivities.

简介：Objective:Thissystematicreviewaimedtocriticallyanalyzetheliteraturetodeterminehowhigh-intensityintermittenttraining(HIIT)affectsrecreationalendurancerunnersintheshort-andlong-term.Methods:ElectronicdatabasesweresearchedforliteraturedatingfromJanuary2000toOctober2015.Thesearchwasconductedusingthekeywords'high-intensityintermittenttraining'or'high-intensityintervalexercise'or'intervalrunning'or'sprintintervaltraining'and'endurancerunners'or'longdistancerunners'.Asystematicapproachwasusedtoevaluatethe783articlesidentifiedforinitialreview.StudieswereincludediftheyinvestigatedHIITinrecreationalendurancerunners.ThemethodologicalqualityofthestudieswasevaluatedusingthePhysiotherapyEvidenceDatabase(PEDro)scale(forinterventionstudies)andthemodifiedDownsandBlackQualityIndex(forcross-sectionalstudies).Results:Twenty-threestudiesmettheinclusionarycriteriaforreview.Theresultsarepresentedin2parts:cross-sectional(n=15)andinterventionstudies(n=8).Inthe15cross-sectionalstudiesselected,endurancerunnersperformedatleast1HIITprotocol,andtheacuteimpactonphysiological,neuromuscular,metabolicand/orbiomechanicalvariableswasassessed.Interventionstudieslastedaminimumof4weeks,with10weeksbeingthelongestinterventionperiod,andincluded2to4HIITsessionsperweek.MostofthesestudiescombinedHIITsessionswithcontinuousrun(CR)sessions;2studies’subjectsperformedHIITexclusively.Conclusion:HIIT-basedrunningplans(2to3HIITsessionsperweek,combiningHIITandCRruns)showathleticperformanceimprovementsinendurancerunnersbyimprovingmaximaloxygenuptakeandrunningeconomyalongwithmuscularandmetabolicadaptations.Tomaximizetheadaptationstotraining,bothHIITandCRmustbepartoftrainingprogramsforendurancerunners.

简介：授课对象：七年级学生指导老师：王兰英（陕西省西安市教育科学研究所中学英语教研员）一、教学内容本堂课的教学内容选自人教版新目标《英语》七年级（下）Unit9Whatdoeshelooklike？SectionA（1a-2c）,课型为听说课。本堂课的核心话题是谈论人的外表（appearance）,教材内容围绕描述人的外貌特点展开。本堂课的教学内容与学生生活密切相关,很容易激发学生运用简单的英语进行交际。