版高中英语人教版选修七学案Unit 3 Period One Warming UpPrereadingReading.docx
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版高中英语人教版选修七学案Unit 3 Period One Warming UpPrereadingReading.docx
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版高中英语人教版选修七学案Unit3PeriodOneWarmingUpPrereadingReading
“Thenoisemadebyboatsofwhalewatchingtouristsmaybecausingcommunicationproblemsfortheanimals,”Britishresearcherssaidlastweek.
Whalewatchingisapopulartouristactivityinplaceswheregroupsofkillerwhaleslive.Everyday,dozensofboatsfilledwithtouristsgotowatchthebeautifulanimals.Unfortunately,theenginesoftheboatsmakealotofnoise,andthatmaybecausingproblemsforthewhales,accordingtoareportintheUSsciencemagazineNature.
Thewhalestravelingroups,andcommunicatewitheachotherthroughsonic(声波的)callsthatsomescientistsrefertoassinging.Thesoundsoftheboatenginesmaybecreatingtoomuchbackgroundnoiseforthewhalestobeabletoheareachother.
Theresearcherslistenedtorecordingsofwhalecallsmadebetween15and25yearsago,beforewhalewatchingbecamepopular.Thesewerecomparedtomorerecentrecordings.
Theyfoundthattheanimalshavestartedtosingforlongerthantheyusedto,likeapersonshoutingtoafriendacrossanoisyroom.
Itisbelievedthatthewhalesaretryingtocommunicatehuntingorbreedinginformation.Scientistssaidthat,ifthisisprevented,thefutureoftheworld’swhalepopulationcouldbeindanger,sincethenoisemaybedrowningoutimportantcommunicationaboutmates(配偶)orfood.
“Animalsbecomeslowinmindandrepeatthemselvesinnoisyareas,”saidVolkerDeecke,aCanadianbiologist.“Theyhavetosaythingstwiceorthreetimesinordertobeunderstood.”
ThekillerwhalesstudiedwerelivingoffthecoastofnorthwesternAmerica.Thenumberofkillerwhalesinthisareahasbeenfallingforseveralyears,butscientistsarenotsurewhy.
根据上文完成下列各题
1.Whatdoestheword“breeding”meanaccordingtothecontext?
Itmeans“”.
2.Whatdoesthepassagemainlytellus?
Thepassagemainlytellsus.
3.Whydowhalessing?
PeriodOne WarmingUp,Prereading&Reading
Ⅰ.重点单词
1.adj.每年的;按年度计算的;n.年刊;年鉴
adv.每年;按年度计算
2.vt.当场见到;目击;n.目击者;证人;证据
3.n.住所;住宿
v.容纳;向……提供住处
4.prep.在……对面;adj.相对的;相反的
5.vi.&n.暂停;中止
6.vi.逃避;逃跑;vt.逃离
7.vt.拖;拉;扯
8.n.深(度);深处
adj.深的;adv.深地
adv.深深地
9.vt.催促;极力主张;驱策
10.vt.放弃;遗弃;抛弃
adj.被抛弃的
11.n.关系;血缘关系;交往
n.关系;亲戚
12.n.保存;保护
Ⅱ.重点短语
1.整理;分类
2.及时
3.瞄准;针对
4.在此期间;与此同时
5.举起;支撑;耽搁
6.帮助(某人)摆脱困境或危难
Ⅲ.重点句式
1.beabouttodosth.
Thiswasthecallthatannouncedthere.
这是宣告捕鲸行动马上就要开始的呼声。
2.see+宾语+宾补
Aswedrewcloser,Icouldseeawhale(attack)byapackofaboutsixotherkillers.
当我们靠的近些时,我能看到一条鲸鱼正在被其他大约六条虎鲸袭击。
3.stopsb./sth.(from)doingsth.;现在分词作伴随状语
“...Andthoseothersarestoppingit(dive)or(flee)outtosea,”Georgetoldme,(point)towardsthehunt.
“……而其他那些虎鲸则阻止它潜水或逃跑,”乔治一边指着捕猎的情景,一边告诉我。
4.现在分词短语作原因状语
,thewhalesoondied.
因为严重受伤,鲸鱼很快就死了。
Ⅰ.根据课文内容给下面句子排序
( )Usingatelescopewecouldseethatsomethingwashappening.
( )Thekillersstartedracingbetweenourboatandthewhale.
( )Clancyarrivedatthestation.
( )Themenstartedturningtheboataroundtogohome.
( )Clancyheardahugenoisecomingfromthebay.
( )Thewhaleryelledout.
( )Wejumpedintotheboatwiththeotherwhalersandheadedoutintothebay.
( )Themaninthebowoftheboataimedtheharpoonatthewhale.
Ⅱ.课文阅读理解
1.Accordingtothetext,whichofthefollowingisTRUE?
A.Theyrandowntotheshoreandfoundanenormousfishthrowingitselfoutofthewater.
B.Tomcouldn’ttellwhalerswhenhefoundawhale.
C.Georgewasapatientperson.
D.GeorgecouldbeatthewaterwithhisoartocallOldTom.
2.Accordingtothetext,whichofthefollowingisNOTtrue?
A.ThekillerslikeOldTomarefierceyetalwaysreadytohelpthewhalers.
B.Thewriterdidn’tbelievethekillerscouldhelpthewhalerscatchwhalesbeforeworkingatthewhalingstation.
C.Thewhalersleftthebodyofthewhaleeatenupbythekillers.
D.Itwashardtohandletheboatintheroughsea.
3.WhydidGeorgebeatthewaterwithhisoar?
A.Tofrightenthewhalesaway.
B.TocallbackOldTomtoleadtheway.
C.Toattracttheattentionofhugewhales.
D.Tosendsignalstootherwhales.
4.Whydidthemenstartturningtheboataroundtogohomeafterthewhaledied?
A.Becausetheydidn’tneedadeadwhale.
B.Becausetheycouldn’tfindthewhale’sbody.
C.Becausetheyknewthatthedeadwhalewouldn’tfloatuptothesurfaceforaround24hours.
D.Theyhadtodothisbecauseitwastoolate.
5.Whatdoestheword“it”inthesentence“Heletitgoandtheharpoonhitthespot.”referto?
A.Thewhale.B.Theboat.
C.Theharpoon.D.Thekiller.
6.Accordingtothetext,thekillerwhalescanprotectmenfrombeingattackedby.
A.whalesB.tigersC.enemiesD.sharks
Ⅲ.课文阅读填空
Beforethehunt
Thekillerwhalethrewitselfoutofthe1.andthen2.downagain.
Itswambythe3.,showingthewhalerstheway.
Duringthehunt
Thekillerswerewor
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