大学英语四级阅读选词填空模拟题及答案解析

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第一篇

Climate change has claimed its latest victim：Limacina helicina，a

planktonic，predatory(捕食的)sea snail that’s a member of the taxonomic group

more(36)__________ known as sea butterflies．(The name is(37)__________ from the

wing-like lobes(叶瓣)the tiny creatures use to get around．)In a

study(38)__________ published in joumal Proceedings of the Royal Society B，a

group of scientists from the National Oceanic and Atmospheric Administration

(NOAA)and Oregon State University have found that the Pacific Ocean’s

decreasing pH—its acidifying(酸化)，in other words-is dissolving L．helicina’s

thin shells．

The researchers collected sea butterfly(39)__________ from 13 sites along the

Pacific coast(between Washington and southern California，going over each

with a scanning electron microscope．More than half of the shells(53％)from

onshore individuals(40)__________ signs of “severe dissolution damage，”while

24％of(41) __________ individuals suffered dissolution damage．The study’s(42)__________ investigator, Dr. Nina Bednarsek of NOAA，described the

affected L．helicina shells as having a texture not unlike “cauliflower” or

“sandpaper．”

According to the paper，there was a “strong positive(43)__________ ”between the proportion of sea butterflies with severe shell dissolution damage

and “the percentage of undersaturated(未达到饱和的)water ” near the ocean’

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s surface．The researchers conclude “shell dissolution owing to(human．caused

ocean(44)_________has doubled in near shore habitats since pre．industrial

conditions across this region and is on track to triple by 2050，”a

truly(45)__________ prediction．Moreover, the broader implications for

ecosystem are unclear, as damaged shells make it harder for L．helicina to fight

infections，stay buoyant，and protect themselves from predators．

A. showed

B. recently

C. protected

D. commonly

E. derived

F. samples

G. offshore

H. principal

I. noticed

J. correlation

K. encouraging

L. seaward

M. acidification

N. grim

O. pollution

词性归类

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答案解析

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第二篇

The social network will let users“mute”messages from other users on their

timelines without the muted person’s knowledge，thereby avoiding

the(36)__________

process of having to unfollow(取消关注)，or put up with，your(37)__________talkative IRL friends．Twitter rolled out new(38)__________to let

users better manage the deluge(泛滥)of tweets they receive．

Users can now“mute”people they follow, removing those people’s tweets

and retweets from their own timelines．The muted person won’t know that he

or she has been(39)__________．It’s a stealthy way to read less content from

certain users without having to unfollow them．A person can easily be muted

or(40)__________at

any time，Twitter said in a blog post．

“Mute gives you even more(41)__________over the content you see on

Twitter by letting you remove a user’s content from key parts of your Twitter

experience，”the company said．

Though Twitter had been experimenting with the feature in recent weeks，it

announced that muting will be(42)__________to all users of the company’s iOS

and Android apps，as well as the Twitter．com website．Some other Twitter

applications，like TweetDeck，already allowed muting．

The feature is part of Twitter’s(43)__________strategy to make its service

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more accessible to a wider range of people．Following a successful initial public

offerin9，Twitter’s stock has tumbled in recent months as investors worry

about the social network’s(44)__________to attract new users．CEO Dick

Costolo(45)__________that Twitter would make changes to its interface this year

to make it easier to understand and manage．The company overhauled(彻底检修)user profile pages in April as part of this effort．

A. silenced

B. awkward

C. unmvted

D. feature

E. embarrassment

F. unfollowed

G.. control

H. extremely

I. overall

J. vowed

K. generally

L. ability

M. accepted

N. available

O. characters

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词性归类

答案解析

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第三篇

The poll of 2,000 adults in England was(36)__________out as part of the

government’s drive to curb people’s drinking habits．

The campaign also stresses that a heavy drinking session is

often(37)__________by an unhealthy breakfast，which again helps to pile on the

pounds．

The Know Your Limits campaign has in the past focused on

other(38)__________0f drinking，such as disease risk．

But to(39)__________with the focus on weight，the Depa Ihiient of Health carried

out research showing a regular beer drinker, who downed(喝)five pints a week

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or 250 over the(40)__________of a year, packed away the same number of

calories as someone eating 22 1 doughnuts over the space of 12 months．

It also revealed the average wine drinker consumed 2,000 calories each

month．over the course of a year, that is the(41)__________of eating all extra 38

roast beef dinners．

Health minister Phil Hope said，“Regularly drinking more than

our(42)__________daily limits can have a knock-on effect on our health，including

an expanding waistline．

“It’s not only the calories in the drinks themselves that can help to pile on

the pounds，we’re also more(43)__________to eat fatty foods when we’ve had

one too many．”

Heather Caswell，of the British Nutrition Foundation，added，“Most people

would baulk(犹豫)at consuming a full glass of single cream，but wouldn’t

mind(44)__________about a couple of pints．”

“But the calorie content is similar and，over time，excess alcohol intake is

likely to lead to weight gain．”

And a spokesman for the Drink aware Trust added：“It’s(45)__________we are

in the know when it comes to what we are drinking．”

A. consequences

B. carried

C. communicate．

D. followed

E. equivalent

F. held

G. twice

H. likely

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I. coincide

J. necessity

K. course

L. related

词性归类

M. imperative

N. over

0. recommended

答案解析

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第四篇

Judges at last weekend’s Pizza World Championship held in Parma，Italy,(36)__________the world’s top marghefita pizza title to Australian chef

Johnny Di Francesco，owner of the 400 Gradi restaurant in Brunswick，a

Melbourne suburb．

Di Francesco，36，beat more than 600 competitors from 35 countries to

take ,home the Specialita Traditionale Garantita pizza prize in

the(37)__________competition．

The win and subsequent publicity has made the small restaurant he owns

in his hometown all(38)__________sensation(知名人物)．

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“It’s been all amazing reaction，”Di Francesco tells CNN．“Honestly, I just

went to Naples to do what I love．I didn’t think it was going to make such

a(39)__________．”

“A lot of people think it is easy to(40)__________a margherita but it is one of

the hardest(pizzas)to make，”Di Francesco told Australian website Good Food．

“With a lot of other pizzas it’s easy to mask the(41)__________with

toppings(配料)so you don’t really get the flavor out of the dough．With a

margherita there is no hiding anything that isn’t right．”

Competition rules are(42)__________0n what ingredients can top the

dough(面团)on the margherita：only peeled tomatoes，certain types of

mozzarella，garlic，olive oil，salt and fresh basil leaves are used．

Di Francesco，who says he’s been making pizza(43)__________1 2 years old

and studied pizza-making at the highly regarded Associazione Verace Pizza

Napoletana in Naples，Italy, calls himself a(44)__________when it comes to

making pizza．

“It’s an honor to be part of what(Verace Pizza Napoletanaldoes，striving

to(45)__________a traditional way of making pizza the way they’ve done it in

Naples for hundreds of years．”

A. produce

B. flavor

C. rewarded

D. preserve

E. traditionalist

F. since

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G. casual

H. awarded

I. overnight

J. annual

K. mess

词性归类

L. after

M. conservative

N. strict

O. stir

答案解析

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第五篇

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“THINKING is hard，”(36)__________Daniel Dennet，a professor of philosophy at

Tufts University．“Thinking about some problems is so hard that it can make

your head ache just thinking about thinking about them．”He has spent hA.f a

century pondering some of the knottiest problems around：the nature of

meaning，the(37)__________of minds and whether freewill is possible．His latest

book，Intuition Pumps(直觉泵)and Other Tools for Thinking，is a precis of those

50 years，distilled into 77(38)__________ and mostly bite-sized chapters．

“Intuiuon pumps”are what Mr Dennet calls thought experiments that aim to

get at the rub of concepts．But the aim of this book is not(39)__________to show

how the pumps work, but to(40)__________them to help readers think through

some of the most profound conundrums．

This pump which Mr Dennet calls a“cascade of homunculi(级联侏儒)”，was(41)__________by the field of artificial Intelligence, An programmer begins by

taking a problem a computer is meant to solve and breaking it down into

smaller tasks，to be dealt with by particular(42)__________．These，in turn，are(43)__________ of sub．subsystems，and so on．In this way,we are in depth of

thinking profound problems．

Of course，Mr Dennet’s book is not a(44)__________solution to such

mind-benders；it is philosophy in action．Like all good philosophy,it works by

getting the reader to examine deeply held but(45)__________ beliefs about some

of our most fundamental concems，like personal autonomy．It is really not all

easy read．

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A. consist

B. actually

C. nature

D. concedes

E. inspired

F. definable

G. composed

H. readable

I. substance

J. merely

K. unspoken

L. apply

M. suppose

N. subsystem

O. definitive

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词性归类

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答案解析