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Key Language Points in Unit Three
1. New Words
bow bleak dune divert
Siberia parka peel glacier
accessible upwind inexorable pitch
frigid rendezvous hover resubmerge
eerily hummock scenario tundra
billow slash blot noctilucent
shimmer translucent buildup methane
landfill paddy termite biomass
小屁孩日记下载altitude extinction rip manifestation
paralysis distraction skirmish contamination
aquifer chlorine chlorofluorocarbon molecule
equilibrium vegetative pervasive trivial
dominant yardstick fragility acceleration
magnification exponentially axiom cumulative
sustenance symptom deforestation precedent
sober obscure deploy leapfrog
obsolete rogue
2. Phras and Collocations
in the sun bleak prospect gentle waves lap against
talonnothing but in all directions at rest
strawberrystretch to the horizon comparable to an ill-considered scheme
grow cotton the underlying cau at midnight
dig a tunnel thus far pick up speed
trap heat chart the cour of pitch a tent
a hearty breakfast crash through negotiate an agreement
top cret data sparkling white push temperate up
disastrous conquences a speculative exerci a controversial claim
steadily ri at the equator t fire
loss of ecological balance in progress blot out
a huge buildup of at high altitude mix of emotions
feel awe for upt the balance add to
is third only to for what they are violent collision
assault on mountains of waste launch a massive effort
startle sb. into focus one’s attention on produce a kind of paralysis
organize one’s thoughts and feelings respond effectively/appropriately
place sth. in the category of be rerved for oil spill
a class of problems disrupt the process to the point that
po a threat to global climate equilibrium have a great effect on
to mention just one example in arch for/of
carefully tended it is safe to do sth. think strategically about
dominant cau resist the truth pull on介词练习题
with appropriate restraint define the physical reality of viewed in a historical context
t sail for by midway in the cour of
bliveaccelerate exponentially every bit as unthinkable as
have much more in common than ozone depletion
challenge to strategic nuclear weapons institution of warfare
an all-out war sobering realization tear away the veil of
inspire fear in ari out of an obsolete understanding
ultimate weapon/technology a rogue state a t of challenges
at best heal the relationship undertake a reasssment of
3. Difficult Sentences and Figures of Speech
(1) …, the prospects of a good catch looked bleak.
(2) Where there should have been gentle blue-green waves lapping against the side of the ship, there was nothing but hot dry sand – as far as I could e in all directions.
(3) …becau the water that ud to feed it has been diverted in an ill-considered irrigation scheme to grow cotton in the dert.
(4) …,I stood in the unbelievable coldness and talked with a scientist in the late fall of 1988 about the tunnel he was digging through time.
(5) 纺织工程就业前景…,two continents away from Washington D.C.
(6) Fewer than a hundred yards from the South Pole, upwind from the ice runway where the ski plane lands and keeps its engines running to prevent the metal parts from freeze-locking together, scientists monitor the air veral times every day to chart the cour of that inexorable change.
(7) …,pushing the end of a steep line still higher on the graph.
(8) I had just negotiated an agreement between ice scientists and the U.S. Navy to cure the relea of previously top cret data from submarine sonar tracks, …
(9) …, with the horizon defined by little hummocks, or “pressure ridges” of ice that are pushed up like tiny mountain ranges when parate sheets collide.
(10) Considering such scenarios is not a purely speculative exerci.
(11) Acre by acre, the rain forest is being burned to create fast pasture for fast-food beef;…
(12) …, there are more different species of birds in each square mile of the Amazon than exist in all of North America – which means we are silencing thousands of songs we have never even heard.
(13) But one doesn’t have to travel around the world to witness humankind’s assault on the earth.
(14) On some nights, in high northern latitudes, the sky itlf offers another ghostly image that signals the loss of ecological balance now in progress.
(15) This “noctilucent cloud” occasionally appear when the earth is first cloaked in the evening darkness;…
(16) …, where it condens at much higher altitudes to form more clouds that the sun’s rays still strike long after sunt has brought the beginning of night to the surface far beneath them.
(17) …just as men tear tusks from elephants’ heads in such quantity as to threaten the beast with extinction, we are ripping matter from its place in the earth in such volume as to upt the balance between daylight and darkness.
(18) But, without even considering that threat, shouldn’t it startle us that we have now put the clouds in the evening sky which glistens with a spectral light?
(19) Or have our eyes adjusted so completely to the bright lights of civilization that we can’t e the clouds for what they are – a physical manifestation of the violent collision between human civilization and the earth?吻别英文版叫什么
(20) …, we have by now all witnesd surprising experiences that signal the damage from our assault on the environment – whether it’s the new frequency of days when the temperature exceeds 100 degrees, the new speed with which the sun burns our skin, or the new constancy of public debate over what to do with growing mountains of waste.
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(21) To come at the question another way: Why do some images startle us into immediate action and focus our attention on ways to respond effectively?
hot是什么意思怎么读(22) And why do other images, though sometimes equally dramatic, produce instead a kind of paralysis, focusing our attention not on ways to respond but rather on some convenient, less painful distraction?
