Unit+3+Sea+Exploration+Using+language+导学案 高中英语人教版（2019）选择性必修第四册

ClassGroupNameNumberTimeTitle选择性必修四Unit3SeaExplorationEditorReviewer学案内容Period4:UsingLanguage一、Lead-inDoyouthinkweshouldleaveoceansastheyareorweshouldexplorethem?___________________________________________________________________________________________二、Readforinformation1.Readthepassagequicklyandchoosethebestanswer.What'sthemainideaofthepassage?A.Therisksaboutseaexploration.B.Thebenefitsaboutseaexploration.C.Therisksandnecessitiesaboutseaexploration.D.Thebalancebetweenseaexplorationandprotection.Whichofthefollowinghasseaexplorationnotcausedaccordingtothetext?A.Overfishing. B.Airpollution.C.Morepollution.D.Damagingmineralresources.（3）WhydoesthewritermentiontheDeepwaterHorizon?A.Toshowithasmoregallonsofoil.B.Toexplainitsinfluenceonanimals.C.Tostressthebadeffectofplastic.D.Toproveithascausedseriouspollution.（4）Whatisthemainideaofthethirdparagraph?A.ThespeedofthemeltingiceinArctic.B.ThediscoveryoffossilfuelsinArctic.C.ThedamagingresourcesintheArctic.D.TheinfluenceofclimateontheArctic.（5）Whatshouldwedotoprotectenvironmentaccordingtothepassage?A.Toexploittheseamore.B.TolookformorefossilfuelsintheArctic.C.TohuntwhalesanddolphinstoearnmoremoneyD.Tobalancetheenvironmentalriskswithoureconomicneeds.Skimthetwotextsandanswerthequestions.①Whatisthecontentofthetwopassagesabout?___________________________________________________________________________________________②Whatisthetexttypeofthetwopassages?___________________________________________________________________________________________③Whatarethethreepartsofanargumentativeessay?___________________________________________________________________________________________3.Readthetextsagainandfindthearguments(论点)andevidence(论据)inthem.arguments

evidenceExploration

causes

pollution.Deepwater

Horizon

oil

spill

_________________________

_________________________for

resources

is

damaging.It

hurts

_________________________.Burning

fossil

fuels

adds

to__________________.

_________________________is

an

issue.__________________________________________________arguments

evidence_________________________

is

important

for

our

future._________________________

ships

can

help

address

important

issues

like

climate

change._________________________about

the

sea

will

also

help

us

manage

its

resources

better._________________________

and

energy._________________________.We

need

new

resources

for

future

development._________________________.4.Lookatthetwochartsbelowanddecidewhichonesupportswhichtext.__________________________________________________三、Writing1.Howtowriteanargumentativeessay?Taketext1asanexample议论文的结构一般分为三段：

引言段：简单阐释要讨论的主题。主体段：一般可提出两、三个论据，并分别进行阐述。结论段：往往用几句话提出自己的看法、意见或建议，从而结束文章。要注意与引言段呼应，但不能照搬前面的原话。【实战演练】假设你是李华，最近你班就“人类是否应该进行海洋探索”进行了讨论。请根据讨论结果，写一封80词左右的信给某英文报社的编辑来报道此事。赞成的理由反对的理由你的看法1.获取更多的海底资源；2.提高对地球上生命的理解。1.造成海洋污染，导致海洋生物死亡；2.破坏生态系统。……注意：开头和结尾已给出，不计入总词数。_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________