第四部分：9大题型逐个突破【答案及解析】
一、细节理解题（15道）
原文：Theschoolcafeteriaserveslunchfrom11:30amto1:00pmonweekdays.
题干：Howlongdoesthecafeteriaservelunch?
选项：A.1hourB.1.5hoursC.2hoursD.2.5hours
答案：B
解析：定位“lunch”和时间范围，11:30到13:00共1.5小时，直接计算得B。
原文：Aticketforthemoviecosts12foradultsand8forchildrenunder12.
题干：Howmuchisaticketfora10-year-oldchild?
选项：A.8B.10C.12D.20
答案：A
解析：定位“childrenunder12”，对应价格$8，A为正确答案。
原文：Thelibraryallowsstudentstoborrowupto5booksatatime,andkeepthemfor2weeks.
题干：Howmanybookscanastudentborrowfromthelibrary?
选项：A.3B.5C.7D.10
答案：B
解析：原文“upto5books”直接说明数量，选B。
原文：OurscienceclassmeetsinRoom302everyTuesdayandThursday.
题干：Whereisthescienceclassheld?
选项：A.Room203B.Room302C.Room320D.Room230
答案：B
解析：定位“scienceclass”和地点，原文明确是Room302，选B。
原文：ThebusstopislocatedbetweenthepostofficeandthebookstoreonMainStreet.
题干：Whereisthebusstop?
选项：A.NexttotheschoolB.BetweenthepostofficeandbookstoreC.AcrossfromthebankD.Behindthehospital
答案：B
解析：原文直接描述位置关系，B与原文一致。
原文：Thereare45studentsinGrade8.27ofthem参加了运动会(takepartinthesportsmeet).
题干：HowmanystudentsinGrade8didNOTtakepartinthesportsmeet?
选项：A.18B.27C.45D.72
答案：A
解析：总人数45减去参加的27，得18，A正确。
原文：Theswimmingpoolisopenfrom7:00amto9:00pmduringsummervacation.
题干：Whendoestheswimmingpoolcloseinsummer?
选项：A.7:00amB.9:00amC.7:00pmD.9:00pm
答案：D
解析：定位“close”和“summer”，原文明确是9:00pm，选D。
原文：Forthefieldtrip,studentsneedtobringanotebook,apencil,andabottleofwater.
题干：Whatmuststudentsbringforthefieldtrip?
选项：A.AtextbookB.AnotebookC.AcalculatorD.Acamera
答案：B
解析：原文列出的物品中包含notebook，选B。
原文：ThefirsttraintoLondondepartsat6:15am,andthenextoneleavesat7:30am.
题干：Howlongistheintervalbetweenthetwotrains?
选项：A.45minutesB.60minutesC.75minutesD.90minutes
答案