更新时间：2018-07-29 16:20作者：李天扬老师
54.Whatcanwelearnaboutfull-suncoffeeproductionfromParagraph4?
A.ItlimitsthesPadofnewgrowingtechniques.
B.Itleadstoairpollutionandglobalwarming.
C.Itslowsdownthelossofshadetrees.
D.Itimproveslocalsoilconditions.
55.Thepurposeofthetextisto.
A.entertainB.advertiseC.instructD.persuade
56.Wheredoesthistextprobablycomefrom?
A.Anagriculturalmagazine.
B.Amedicaljournal.
C.Anengineeringtextbook.
D.Atouristguide.
57.Whichofthefollowingshowsthestructureofthewholetext
54.B
55.D
56.A
57.A
55.写作意图题。根据文章最后一段的句子：Butconsumersdohaveachoice.Theycanpurchaseshade-growncoffeewheneverpossible,althoughatahighercost.可知作者的意图是劝说人们购买阴凉处种植的咖啡，这样对环境是有好处的，故选D。
56.推理判断题。文章介绍阳光充足的咖啡生产会带来的破坏，应该是出自一本农业杂志，故选A。
57.文章结构题。文章第一段介绍阳光充足的咖啡生产的话题，二、三、四段介绍了阳光充足的咖啡生产带来的破坏，第五段说服人们去购买对环境有利的阴凉处种植的咖啡，所以是总分总的结构，故选A。
【考点定位】环保类阅读理解
D
Parentswhohelptheirchildrenwithhomeworkmayactuallybebringingdowntheirschoolgrades.OtherformsofPnatalinvolvement,includingvolunteeringatschoolandobservingachild'sclass,alsofailtohelp,accordingtothemostrecentstudyonthetopic.