学年高二英语上册课时作业3.docx
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学年高二英语上册课时作业3.docx
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学年高二英语上册课时作业3
课时作业
(二) Unit7 Thesea
(本栏目内容,在学生用书中以独立形式分册装订!
)
Ⅰ.完形填空
“Trout(鳟鱼)areswirling(打旋).Troutareswirling!
”Grandpasays.
Itmeansthatthetroutinthestreamare__1__.They__2__roundandround,lookingforfood.
“Let’sgo__3__!
”Grandpasays.Hetakeshisluckyfishingcapandtoolbox.I__4__thefishingpoles.SomedayI’mgoingto__5__aluckyfishingcaplikeGrandpa’s.
Tocatchtheswirlingtrout,Grandpasayswemustwashour__6__withmud.Ilikedoingthat.Iwipemyhandsonmyjeans,justlikeGrandpa.He__7__adeeppoolofwaterinthestream.“That’s__8__thetroutareswirling,”hewhispers.
Ontiptoe,wequietlymovetowardthetrout.Wecoverourhookswithbait(鱼饵)that__9___likecheese.It’snotreallycheese,__10__Grandpasaysthetroutwon’tknowthe__11__.Wethrowourhooksintothe__12__fortheswirlingtrouttobite.Mynoseitches(痒),butIdon’t__13__touchit.Idon’tmoveaninch.Idon’tsayaword.Itmight__14__thetroutaway.
Thetipofmypole__15__justalittle.Maybeaswirlingtroutiseatingthebait.Thenmypolewaspulleddownsuddenly.Thetroutisonmyhook!
Grandpaputsitintoanet__16__itcanswimaway.He__17__itwithatapemeasure.It’sfourteeninches!
”hewhispers.I’msoexcitedthatIalmostforgettobe__18__.
Grandpalooksatmeandsmiles.“__19__whocatchesatroutlikethatdoesn’tneedaluckycap,becausegoodluckfollowsamanwhowaitsforit__20__withpatience.”hesays,laughing.Ihopehe’sright.
语篇解读 本文以生动活泼的文字讲述了祖父带我去钓鱼并教我如何钓鱼,我看到他戴着幸运的钓鱼帽,我也想要一顶,后来祖父告诉我并不需要幸运的钓鱼帽也可以钓到大鱼,因为幸运常常跟随着那些静静地耐心等待的人。
1.A.thirsty B.hungry
C.sleepyD.tired
解析:
这意味着小溪里的鳟鱼饿(hungry)了。
根据They________roundandround,lookingforfood.可知,它们是饿了。
答案:
B
2.A.walkB.swim
C.lookD.eat
解析:
它们游(swim)来游去,正在寻找食物。
答案:
B
3.A.fishingB.dancing
C.shoppingD.boating
解析:
“我们去钓鱼(fish)吧!
”祖父说。
根据下文拿起钓鱼帽和鱼竿可知是去钓鱼。
答案:
A
4.A.prepareB.repair
C.carryD.decorate
解析:
我拿(carry)着钓鱼竿。
答案:
C
5.A.rentB.sell
C.washD.wear
解析:
有一天我要像祖父一样戴(wear)着一顶幸运的钓鱼帽。
答案:
D
6.A.handsB.faces
C.feetD.caps
解析:
为了抓住打旋的鳟鱼,祖父说我们必须要用泥洗手(hand)。
根据Iwipemyhandsonmyjeans...可知应为hand。
答案:
A
7.A.runsafterB.getsaround
C.pointstoD.holdsup
解析:
祖父指着(pointto)小溪中的一个深水潭,悄悄地对我说:
“那就是鳟鱼打旋的地方。
”
答案:
C
8.A.whatB.when
C.whichD.where
解析:
解析见上题。
where引导表语从句,在从句中作地点状语。
答案:
D
9.A.smellsB.tastes
C.feelsD.sounds
解析:
我们把闻(smell)起来像奶酪的诱饵放在鱼钩上。
答案:
A
10.A.soB.but
C.andD.because
解析:
这不是真正的奶酪,但(but)祖父说鳟鱼不会发现这和真的奶酪有什么不同(difference)。
答案:
B
11.A.shapeB.difference
C.priceD.quality
答案:
B
12.A.mudB.box
C.battleD.stream
解析:
我们把鱼钩放到溪流(stream)中来让打旋的鳟鱼咬钩。
答案:
D
13.A.needB.want
C.dareD.like
解析:
我的鼻子很痒,但我不敢(dare)去碰它。
答案:
C
14.A.scareB.forbid
C.attackD.bury
解析:
这可能会把鳟鱼吓(scare)跑。
答案:
A
15.A.floatsB.changes
C.shakesD.reacts
解析:
鱼竿的前端抖动(shake)了一下。
答案:
C
16.A.untilB.before
C.unlessD.after
解析:
祖父把它放到网中以防止它会游跑。
until到……为止;unless除非;after在……之后。
此处意为在鳟鱼能游跑之前就把它放进了网中。
答案:
B
17.A.drawsB.feeds
C.catchesD.measures
解析:
他用卷尺量(measure)了一下鳟鱼的长度。
答案:
D
18.A.noisyB.brave
C.quietD.active
解析:
我非常激动以至于几乎忘记了保持安静(quiet)。
答案:
C
19.A.EveryoneB.Someone
C.NobodyD.Anyone
解析:
任何人(anyone)都可以抓住这样大的鳟鱼,即便他没有幸运的钓鱼帽,因为好运会跟随着静静地(silently)耐心等待它的人。
答案:
D
20.A.aloneB.silently
C.carefullyD.curiously
答案:
B
Ⅱ.阅读理解
A
Theearlybirdreallydoescatchtheworm...butitsavesitfordinner.
Bluetits,greattitsandothersmallgardenbirdslookforfoodinthemorningbutonlyreturntoeatitinthelateafternoon,astudyhasfound.
OxfordUniversityresearchersbelievethestrategyallowsthemtostockuponfoodwhileavoidingbeingcaughtbypredators(捕食者).Afullbellyinthemorningwouldslowthemdowninthehuntforfoodandmakethemeasyprey.Theysearchforfoodwhenleanandlitheandthendineintheeveningtoensuretheyhaveabigenoughstoreoffattosurvivethroughthenight.
The‘earlybird’strategywasrevealedinanexperimentinwhichover2,000birdswerefittedwithtinyradiotagswhichactivatedwhentheylandedonfeedershiddeninWythamWoods,nearOxford.
Thefeedersweremovedaroundoverthecourseofthedayandtheresearchersnotedwhenthebirdslandedonthem.Thisrevealedthatthebirdsweremuchbetteratfindingthefeeders’newlocationsinthemorning.
Theresearcherssaidthecomplexstrategyactsasaninsurancepolicy.Itisparticularlyimportantinwinterwhentherisksofpredationarehighandjustonedaywithoutfoodcanmakethedifferencebetweenlifeanddeathforsmallbirds.
Zoologist,DamienFarine,said:
“Birdshavetostorebodyfattoavoidstarvingduringthecoldwinternights,butthiscanmakethemslowerandheavier,sotheyaremorelikelytobecaughtbypredators.”
“Sothereisatradeoff,wherebirdsneedtoremainleanenoughinorderto‘outrun’theirpredatorsduringtheday,butalsostoreenoughfattosurviveeachnight.”
“Ourresultsshowthesebirdsdisplayverydifferentpatternsoffooddiscoveryinthemorningandafternoon;veryfewnewfoodsourceswerefoundduringtheafternoon,whereasnearlyeverynewfoodsourceweputoutduringthemorningwasquicklydiscovered.”
“Itsupportstheideaofan‘earlybird’strategyoflookingforfoodearlyonsotheycanreturntofeastacoupleofhoursbeforeduskinpreparationforalongwinter’snight.”
语篇解读 俗话说早起的鸟儿有虫吃,科学家们发现一些早起的小鸟是在早上的时候收集食物,却是在晚上的时候才开始享用食物。
1.Whatdolittleearlybirdsdointhemorning,accordingtotheresearch?
A.Onlyfindthelocationsofworms.
B.Searchforandstorewormsintheirnests.
C.Haveafullmealofworms.
D.Findwheretheirenemiesare.
解析:
细节理解题。
根据第二、三段的内容可知早起的鸟儿只是在早上的时候寻找并储藏食物。
答案:
B
2.Howdolittlebirdsbehaveintheafternoonintheexperiment?
A.Theylosetheirappetiteforworms.
B.Theycanescapefrompredatorsmorequickly.
C.Theyareworseatfindingthelocationsoffeeders.
D.Theylookformorefoodresources.
解析:
细节理解题。
根据倒数第二段的内容可知实验结果显示在下午的时候这些小鸟只能找到少部分的食物来源,但是早上的时候却能很快地找到新的被放置的食物来源。
答案:
C
3.Theeatinghabitoflittlebirdsisespeciallyimportant________.
A.insummerB.inspring
C.inautumnD.inwinter
解析:
细节理解题。
由第六段Itisparticularlyimportantinwinter...forsmallbirds.可知D项正确。
答案:
D
4.Whatcanwelearnfromthetext?
A.Littlebirdsstarveinthemorninginordertoeatmorelater.
B.Theeatinghabitsoflittlebirdscanhelpthemsurvive.
C.Slimlittlebirdsarelessattractivetopredators.
D.Theaimoftheresearchwastohelplittlebirds.
解析:
推理判断题。
根据第五段的内容可知这种策略很重要,尤其是在冬天,是有关生死的抉择。
答案:
B
B
About97%oftheworld’swaterissaltyandisfoundinouroceansandseas.But,aswecan’tdrinkseawater,howcanitbeimportant?
Everypartofourseasandoceanscontainsanamazingnumberofanimalsandfishthatliveatdifferentoceandepths.Mostofthedifferentspeciesofanimalsandfishdependonsimpleplantsfortheirfood.Thesesimpleplantscalledalgae(海藻)driftnearthesurfaceoftheoceanandusesunlighttoturncarbondioxideandwaterintofoodandoxygen.Infact,algaeproduceoverhalfoftheoxygenpeoplebreathe.Howimportantseawateris!
Eachplantoranimalinourseasandoceansisanimportantlinkinafoodchain.Thealgaeareeateninlargeamountsbymicroscopicanimals,whichareinturnconsumedbylargeranimals.Thesefoodchainsaredelicatelybalanced.
Thebadnewsaboutthefoodchainsintheoceansisthattheyareunderthreatbecauseofman.Peopleoncethoughtthattheoceansweresobigthatitdidn’tmatterifwedumpedrubbishintothemorcaughthugequantitiesoffishandwhalesforfood.Butwenowknowthisisnottrue,andfishstocksintheoceanshavestartedtodrop.
Thankfully,theworldistakingstepstoprotectthefutureofouroceansbyintroducinginternationalagreementstoprotectmarinehabitats.Mostcountrieshaveintroducedfishingrestrictionstoprotectfishstocksintheoceans,andnewtechniquesarebeingpioneeredtocopewithpollution.Finally,theimportanceofprotectingoceansisbeingmadeknowntomorepeople.Thisisjustthebeginningofalongprocesstoprotecttheoceansforourfuture.Wedependontheoceansforfishwhichareanimportantpartofthehumandiet.Howimportantseawateris!
语篇解读 本文主要阐述了海水的重要性。
5.Whichofthefollowingistheproperorderofthefoodchain?
A.smallanimals→algae→microscopicanimals→largeanimals→man
B.algae→microscopicanimals→largeanimals→largeranimals→man
C.smallanimals→algae→largeanimals→microscopicanimals→man
D.microscopicanimals→algae→largeanimals→largeranimals→man
解析:
细节理解题。
根据第二、三段内容可知答案。
答案:
B
6.Fromthepassage,welearnthat________.
A.mostfishandseaanimalsliveatthesurfaceoftheseas
B.itisverydifficulttobreakthebalanceofafoodchain
C.excessivefishinghascausedthedecreaseinfishstock
D.itwon’tbelongbeforetheproblemsconcerningoceanswillbesolved
解析:
推理判断题。
根据第四段中的“...fishstocksintheoceanshavestartedtodrop”可知大量捕捉鱼类肯定会造成鱼类储量的下降;根据第二段首句可知选项A不正确;根据第三段中的“Thesefoodchainsaredelicatelybalanced.”可知选项B不正确;根据最后一段中的“Thisisjustthebeginningofalongprocesstoprotecttheoceansforourfuture.”可知选项D不正确。
答案:
C
7.WhichofthefollowingisNOTawaybeingusedtoprotectoceans?
A.Theuseofinternationalagreements.
B.Forbiddingfishingtoprotectfishstocks.
C.Theuseofnewtechniques.
D.Raisingpeople’sawarenessoftheneedtoprotectoceans.
解析:
细节理解题。
根据最后一段可知很多国家通过限制捕鱼数量来保护鱼类,但不是禁止捕鱼;其他几种措施在最后一段中都可找到。
答案:
B
8.Whatwouldbethebesttitleofthepassage?
A.Theimportanceofseawater
B.Lifeintheoceans
C.Howtoprotectfoodchains
D.Howtodealwithseawaterpollution
解析:
主旨推断题。
根据文章的第一段,以及第二段和最后一段的末句可知文章的中心是在说明海水的重要性。
答案:
A
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