Unit3ExploringtheUnknownReadingB课件高中英语上外版（2020）选择性

《

高

中

英

语

》

(

上

外

版

)选择性必修第三册第三单元Exploring

the

Unknown单元封面授课教师

：

杨黎敏课时授课内容1Getting

Started/Reading

A1Reading

A/VocabularyFocus1Reading

A/GrammarinUse1Listening,Viewingand

Speaking1ReadingB+CriticalThinking1Writing1FurtherExploration/Self-assessment单元封面《

高

中

英

语

》

(

上

外

版

)选择性必修第三册第三单元学习目标

Learning

Objectives：Attheendof

the

lesson,

you

will

be

able

to

...1.

能通过上下文语境或借助图片，理解语篇中描述神秘地方特征的词语和

词组；understandthemeaningsof

thevocabularydescribingthefeaturesof

mysteriousplacesfromthecontextorwiththehelp

of

pictures;2.

能通过略读、扫读对语篇结构进行梳理，理解语篇内容和意图；

understandthestructure,contentandintentionof

thetextthroughskimmingand

scanning;3.

能表达对文中神秘之处的感受；expresstheirfeelingsfacingthosemysteriousplaces;4.

能对单元中涉及的未知奥秘进行回顾，结合思维导

图提出假设并给出解释。reviewthemysteriousplacesintheunit,statehypotheses

andgiveexplanationsaccordingly.Skimming1.What

is

the

genre

of

this

article?A.argumentative

writingB.narrative

writingC.expository

writing2.What

is

this

article

mainly

about

and

how

can

you

tell?Thisarticlemainlytalksaboutthreeplacesthataresome

of

themost

isolated

andmysteriousplacesonthisplanet.Tsingy

deBemaraha

ScanningDifficultywith

explorationInhabitantsLocationMarianaTrenchValedo

Javariinthewesternpartof

thePacificOceanitsextreme

depthanumberof

organismsandsea

creaturesLocationDifficultywithexploration

InhabitantsInhabitants

indigenous

people

or

Indiantribes;richbiodiversityinBrazilitsthickplantsandextreme

geographiclocationLocationDifficultywithexploration

Locationnearthewesterncoastof

Madagascar

Difficultywithexploration

terriblysharpand

dangerousneedle-shapedlimestone

formations

Inhabitantshugenumbersof

animals

andevennew

speciesTsingyde

Be

mara

haLocationDifficultywithexplorationInhabitantsMarianaTrenchinthewestern

partof

thePacificOceanitsextreme

depthanumberof

organisms

andsea

creaturesValedo

JavariinBrazilitsthickplantsandextreme

geographiclocationindigenouspeopleorIndian

tribes;richbiodiversityTsingy

deBemarahanearthewesterncoast

of

Madagascarterriblysharpand

dangerous

needle-shapedlimestoneformationshugenumbersofanimalsand

evennew

species

ScanningTsingyde

Be

mara

haAccordingtothetext,whichplaceisthemostaccessibleamongthethree?Whichoneistheleastaccessible?Why?Interactiveactivity:Which

of

the

three

places

do

you

want

to

explore

most?Explain

why.Workingroupsof

threeorfouranddraw

aposterto

introduce

theplace.(suggestoneormoresuperlativestodescribetheplace)TsingydeBe

maraha•

Some

expressions

for

reference:We

would

like

to

explore

…most,because

we’re

very

curious

about

…We

can

hardly

imagine

what

it

looks

like

and

probably

there

are

…The

place

is

really

worth

a

visit.…•Superlatives

for

reference:themostunusual;themostunbreathable;themostspectacular;themostintriguing;the

most

forested;the

most

forbidden;the

most

hospitable(舒适的)…Interactiveactivity:Which

of

the

three

places

do

you

want

to

explore

most?Explainwhy.Workingroupsof

threeorfourand

draw

aposterto

introducethe

place.(youmayaddoneormoresuperlativesto

describetheplace)Criticalthinking:Reflectonthemysteriesmentionedinthisunit.Whatisstillunknownabout

them?Whathypotheseshavebeenproposedtoexplainthesemysteries?How

dopeopleexplainthesehypotheses?Useadiagramtoanalyseone

of

theseExplanations:The

important

stonespoint

to

differentpositionsof

thesun

or

the

moon

.

It

may

be

used

to

pr

e

di

cte

c

lip

s

e

s

an

dth

e

summerandwintersolstices.Puzzle2:Whathappened

at

Stonehenge?Hypothesis

1-2：Hypothesis

1-1:Itwasbuiltas

anobservatory.Puzzle

1:Whywas

itbuilt?Explanation:Explanation:StonehengeHypothesis:mysteries.Puzzle2:Whathappened

at

Stonehenge?Explanations:The

important

stonespoint

to

differentpositionsof

the

sun

or

the

moon

.

It

may

be

used

to

predicteclipsesandthe

summer

andwintersolstices.Explanation:The

stones

were

large

and

form

e

dth

e

c

ir

c

l

e

an

d

structurescalledtrilithons.Puzzle

1:Whywas

itbuilt?Hypothesis

1-2：Itwasusedas

acemetery.Itwasbuiltas

anobservatory.Hypothesis:Alien

s

from

another

world

were

involved

in

th

ec

on

stru

cti

ono

f

Stonehenge.Explanation:Human

bones

have

been

foundthere.StonehengeHypothesi