内蒙古北京八中乌兰察布分校2017_2018学年高二英语下学期第一次调考试题.doc

《内蒙古北京八中乌兰察布分校2017_2018学年高二英语下学期第一次调考试题.doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、内蒙古北京八中乌兰察布分校2017-2018学年高二英语下学期第一次调考试题（分值：120分时间：100分钟）注意事项：1.答卷前，考生务必将自己的姓名、考号填写在答题卡上。2.将答案写在答题卡上，写在本试卷上无效。3.考试结束后，将答题卡交回。第一部分：阅读理解（本大题共两节，满分40分）第一节（共15小题；每小题2分，满分30分）阅读下列四篇短文，从每小题后所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该选项涂黑。PassageAGettinglesssleephasbecomeabadhabitform

2、ostAmericankids．Accordingtoanewsurvey(调查)bytheNationalSleepFoundation，51%ofkidsaged10to18gotobedat10pmorlateronschoolnights，eventhoughtheyhavetogetupearly．LastyeartheFoundationreportedthatnearly60%of7-to12-year-oldssaidtheyfelttiredduringtheday，and15%saidtheyhadfa

3、llenasleepatschool．Howmuchsleepyouneeddependsalotonyourage．Babiesneedalotofrest：mostofthemsleepabout18hoursaday!Adultsneedabouteighthours．Formostschool-agechildren，tenhoursisideal(理想的)．ButthenewNationalSleepFoundationsurveyfoundthat35%of10-to12-year-oldsgetonlysev

4、enoreighthours．Andguesswhatalmosthalfofthesurveyedkidssaidtheydobeforebedtime？WatchTV．"MorechildrenaregoingtobedwithTVson，andtherearemoreopportunitiestostayawake，withmorehomework，theInternetandthephone，"saysDr．MaryCarskadon，asleepresearcheratBrownUniversityMedical

5、School．Shesaystheseactivitiesatbedtimecangetkidsallexcitedandmakeithardforthemtocalmdownandsleep．Otherexpertssaypartoftheproblemischemical．Changinglevelsofbodychemicalscalledhormonesnotonlymaketeenagers'bodiesdevelopadultcharacteristics，butalsomakeithardforteenage

6、rstofallasleepbefore11pm．Becausesleepinessissuchaproblemforteenagers，someschooldistrictshavedecidedtostarthighschoolclasseslaterthantheyusedto．Threeyearsago，schoolsinEdina，Minnesota，changedthestarttimefrom7：25amto8：30am．Students，parentsandteachersarepleasedwiththe

7、results．1.WhatisthenewNationalSleepFoundationsurveyon？______A.Americankids'sleepinghabits．B.Teenagers'sleep-relateddiseases．C.Activitiestopreventsleeplessness．D.Learningproblemsandlackofsleep．-11-1.Howmanyhoursofsleepdo11-year-oldsneedeveryday？______A.7hours．B.8ho

8、urs．C.10hours．D.18hours．2.WhydoteenagersgotosleeplateaccordingtoCarskadon？______A.Theyareaffectedbycertainbodychemicals．B.Theytendtodothingsthatexciteth