西藏林芝地区高一英语下学期期中试卷-人教版教材高一全册英语试卷.doc

西藏林芝地区2016-2017学年高一英语下学期期中试题
总分100分时间120分钟

第I卷（选择题）

一、阅读理解（共两节，满分30分）
第一节(共10小题；每小题2分，满分20分)
阅读下列短文，从每题所给的四个选项(A、B、C和D)中,选出最佳选项。并在答题卡上将该选项涂黑．
A
Theoceancanbedividedintothreezonesbasedontheamountoflighteachreceives（受光面）.1.TheSunlitZone.Thisisthetoplayer,nearestthesurface,withenoughlightenteringthewatertosupportphotosynthesis(光合作用).Thesunlitzonegoesdownabout600feet.Becausephotosynthesisoccurshere,morethan90percentofallmarinelifelivesinit,includingmostfish.2.TheTwilightZone(昏暗带).Onlyasmallamountoflightgetsthroughthewatertoreachthiszone.Asthewaterbecomesdeeper,thepressureincreases.Plantsdonotgrowhere;onlyanimalsthathaveadaptedtohavinglittlelightsurvive.Theseincludelanternfishandmid-waterjellyfish(水母).Thispartoftheoceanextends（延伸）fromabout600feettoabout3,000feetunderthewater.Someofthefishthatliveherehaveadaptedtobeingabletomakelightthem-selves.3.TheMidnightZone.Ninetypercentoftheoceanisinthiszone,whichiscompletelydark,andunderextremewaterpressure.Thetemperatureisnearfreezing.Whatcanliveinthemidnightzone?Thelivingthingsfoundhereliveclosetocracks（板块间隙）intheearth’scrust(地壳).Thesecracksrelease（释放）mineral-richmaterialsfromtheinterioroftheearthitself.Specialkindsofbacteria（细菌）livehere,andallotherthingslivinginthemidnightzonefeedonthesebacteria.
1.Whydoesmostmarinelifeliveinthesunlitzone?
A.Becausethewaterpressureisextremethere.
B.Becausethiszonehasmanykindsoffish.
C.Becausephotosynthesistakesplaceinthiszone.
D.Becausethiszoneisrichinminerals.
2.Thetwilightzoneextendsabout_______feet.
A.600B.3,000C.3,600D.2,400
3.Whichofthefollowingwouldbethebesttitleforthetext?
A.LightZonesintheOceanB.LivingThingsintheOcean
C.TheDepthsoftheOceanD.HowFishSurviveintheOcean

B
Haveyoueverheardofblogs(博客)?Ifyouhaven’t,youshouldhave.It’shere,it’sgrowingandit’shavinganinfluenceonourlife.SurftheInternetandyou’llfindblogseverywhere.Ablog,shortenedfrom“weblog”,isapublicInternetjournal（日志）writtenbyonepersonoragroupofpeople.Itisawebsiteinwhichapersonoragroupcanplacenews,personalthoughts,text,photos,vid