六级作业答案题目分离版-day

9.A)TheycannotwalkTheyalwayskeepcryingTheydothesamethingsTheyareindifferentabout10.A)ThediagnosticinstrumentisnotadvancedThesignsofpossibleautismarenoteasytoThehealthexamisnotDoctorspaylittleattentiontothehealth11.A)TaketheirchildrenoutasmuchasTalkandplaywiththeirCorrecttheirchildren'smistakesinEncouragethemtoplaywithother12.A)AutismismorecommoningirlsthanTheexactcauseofautismisnotclearlyDoctorsarenotabletodiagnoseAutismwilldescendfromgenerationtoAccordingtothepassage,whatsymptomsmayautisticchildrenWhyisitdifficulttoscreenouttheautisticchildrenduringashorthealth流、接触方面存在，到14个月时，他们会笑得更少，更少，但Landa此选项B“可能患自闭症的迹象难以察觉”符合短文内容。Whatshouldparentsdotohelpchildrenimprovetheir从而帮助促进患儿的发育。因此选项B“与孩子们谈话和玩耍”符合短文内容。Whatdoweknowaboutautismaccordingtothe清楚。因此选项B与短文内容相符。(9)Childrenwithautismhavedifficultywithsocialskillsandcommunication.Theyoftenbehaveinrestrictedandrepetitivewaysandhavewhatseemtobelikeabnormally(12)Autismismorecommoninboysthangirls.Whatcausesitisnotclear.Scientistsarestudyinggenesandpossibleenvironmentalinfluences.Doctorsusuallycannotconfirmadiagnosisofautismuntilachildisaboutthreeyearsold.RebeccaLandaisaresearcherattheKennedyKriegerInstituteandJohnsHopkinsUniversitySchoolofMedicineinMaryland.ProfessorLandawantedtofindoutwhatdifferencesindevelopmentmightbeseenearlier.Sheledanewstudythatobserved235babiesbetween6and36monthsofage.Bythetimeababyisoneyearold,signsofpossibleautismincludedifficultyinusingwordsandnotlookingeye-to-eyeorreactingtootherpeople.By14months,thebabymightslessanduselanguageless.(10)However,ProfessorLandasaysthesesignscanbesosmallthattheymightbemissedduringashorthealthexam."It'simportantforparentstonoticetheirchildren'sdevelopment,andifaparentisconcernedaboutachild'sdevelopment,turntotheprofessionals.Theearlierparentsnoticedelays,thesoonertheycanbeginngsimplethingsthatmayhelpimprovetheirchild'sdevelopment.(11)Forexample:talkingtothechildaboutwhattheyareng,co