大学英语四级阅读选词填空模拟题及答案解析.doc

大学英语四级阅读选词填空模拟题及答案解析
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’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．

16 / 16
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

答案解析

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 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 pro 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

词性归类

答案解析

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 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
I. coincide
J. necessity
K. course 
L. related
M. imperative
N. over 
0. recommended

词性归类

答案解析

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)．
　　“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 
G. casual
H. awarded
I. overnight
J. annual
K. mess
L. after 
M. conservative
N. strict
O. stir

词性归类

答案解析

第五篇

“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．

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

词性归类

答案解析