14．____ new cure for this disease that medical experts have recently developed proves to be ______ most effective，although it can not completely kill all the viruses．（　�。�
A．A； aB．The；/C．/； theD．A； the

分析 這種醫(yī)學(xué)專家最近研究的新的疾病的治療方法證明是非常有效的，盡管它不能殺死所有的病菌．

解答 答案：B，考查冠詞的用法，本題第一空用定冠詞the特指這種疾病的新的治療方法；第二空中的most相當(dāng)于very．故B正確．

點(diǎn)評 考查冠詞的用法，注意區(qū)分句中是泛指還是特指，泛指則用不定冠詞a/an，特指則用定冠詞the，還應(yīng)注意某些冠詞的固定搭配．

練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源： 題型：閱讀理解

4．Researchers have found out what people really do online-a quarter of their time is spent on social networking sites．The study analyzed （分析） the behavior of 25nullion Internet users worldwide，and found social networking，entertainment and shopping were the most popular way of killing time．
The UK was shown as the bternet's most popular online shopping nation，defeating North America and Australia．British Internet users spent 10percent of all time online shopping in 2012，compared to nine percent in the US and six percent in Australia．This was partly because of a good Christmas season in the UK where 370million hours were spent shopping online，24percent higher than the monthly average．
The study also showed Americans are the biggest social media lovers．In the UK 13minutes out of every hour online are spent on social networking and forums （論壇），nine minutes on entertainment sites and six minutes on shopping．In North America，figures  （數(shù)據(jù)） are similar-16minutes are spent on social media in the US，nine minutes on entertainment and five minutes on shopping Australian Internet users spend 14minutes on social sites，nine minutes on entertainment and four minutes on shopping online．
More and more people began to read news．Australian users were considered as the most consumers of news online．Six percent of all time spent online in Australia in 2012was on news websites，and it was five percent in the UK and four percent in the US．
The online situation is changing greatly．There are some changes in users behavior across different places and markets．People are changing the way they communicate online such as the rise of 3G and 4G mobile internet service and so on．

46．What's the text mainly about？C
A．Why people like to spend time online．
B．When people spend time online．
C．What Internet users often do online．
D．Who would like to spend time online．
47．According to the study，most tim e online is spent onC．
A．entertainment      B．shopping     C．social networking sites    D．business
48．The underlined word"defeating"in Paragraph 2meansA．
A．beating          B．creating       C．a(chǎn)dmitting              D．disappointing
49．How much time of per hour do Americans spend on social sites？D
A.9minutes．  B.13minutes．  C.14minutes．  D.16minutes．
50．Which country has the most consumers of n ews online？B
A．The US．   B Australia．   C．Britain    D．North America．

查看答案和解析>>

科目：高中英語 來源： 題型：填空題

5．你贊同學(xué)生周末上課的觀點(diǎn)嗎？（用同位語從句翻譯）
Do you agree with/approve ofthe idea/opinion that students have classes on weekends？．

查看答案和解析>>

科目：高中英語 來源： 題型：閱讀理解

2．New research shows sheep are clever
    People often make jokes about how dull sheep are，but new research shows they may be cleverer than we think．Researchers at the University of Cambridge discovered that Welsh mountain sheep have brainpower that equals rodents （嚙齒動物）．Tests found that the sheep can map the area they live in，and some may even be able to plan ahead．
Young fish prefer noisy neighbors
    A new study has shown that young fish like to live on reefs with noisy neighbors!Researchers from the universities of Auckland and Bristol found that young fish looking for a home choose areas where other noisy fish live．The scientists produced all kinds of sounds which had been recorded in different natural environments．The young fish seemed to prefer the sounds of natural reefs，complete with noisy animals!The scientists compared the choice to a music fan wandering around at a music festival，choosing to set up a tent closest to the music they like best!
Butterflies are disappearing
    A new study has shown that 17 species （物種） of butterfly found in Europe have dropped by 70% in the last 20 years．The information collected from 3，000 sites across 15 countries shows it may be caused by the loss （減少） of grasslands covered with flowers．You can encourage butterflies to come into your garden by planting flowers．
56．What is the passage mainly about？A
A．Some new studies about animals．
B．People's wrong ideas about animals．
C．Why the number of animals has dropped．
D．The importance of protecting animals．
57．According to the first paragraph，we may infer that sheepB．
A．a(chǎn)re less clever than rodents
B．can find their home
C．can read maps       
D．a(chǎn)re good planners
58．When young fish are looking for a home，they like toA．
A．live in a noisy environment
B．live in areas close to their parents
C．choose the reefs which are quiet
D．choose other kinds of fish as neighbors
59．Which seems to have to do with the number of butterflies？C
A．The species of grass in grasslands．
B．The species of trees in grasslands．
C．The number of flowers in grasslands．
D．The number of animals in grasslands．
60．In which part of a newspaper can we most probably read the passage？D
A．Geography．B．Culture．C．Travel．D．Nature．

查看答案和解析>>

科目：高中英語 來源： 題型：填空題

9．It was a dreadfully cold and cloudy afternoon．I was on the bus with my children，aged four and two，heading home when it started to rain．I realized this would mean a wet walk home（16）fromthe bus stop．（17）Although/Though/Whilemy house was merely two blocks away，it was not a pleasant walk with one small boy asleep in the pram （手推嬰兒車），the other one in a raincoat and no umbrella for myself．A pick-up truck passed us on the road．I tried to thumb a ride but failed．My little boy woke up with a start and began to cry．I（18）was convinced（convince） that thins might become worse and nobody would bother to help on such a terrible day．
A few minutes later（19）another，truck drove by，but to my surprise，I saw it（20）pulling（pull） back and the driver looking directly at us．
A young man put the window down．"Hey，here's an umbrella for you，please take（21）it．"He called out．
I stood there（22）astonished （astonish），barely believing that the man（23）whose existence was unknown to me only moments ago，could be so（24）considerate（consider）．"Come on，give this to your mummy，"he said to my older son．I accepted the offer and expressed my gratitude to him．
This man might have needed the umbrella for himself later during the day but preferred to give it to me．It was a lesson to me（25）thatit's possible to give without expecting anything in return．

查看答案和解析>>

科目：高中英語 來源： 題型：選擇題

19．Do you know when Mr．Brown ______？When he _______，please let me know．（　�。�
A．will come； will comeB．comes； is coming
C．is coming； comesD．comes； will come

查看答案和解析>>

科目：高中英語 來源： 題型：選擇題

6．Don't throw old magazines and newspapers away．We can use articles ____ of them sometimes．（　　）
A．cut downB．cut inC．cut upD．cut out

查看答案和解析>>

科目：高中英語 來源： 題型：填空題

3．He did not look forward tobeing in debt because his restaurant was no longer popular．（debt）
他不希望由于他的餐館不再受歡迎而 負(fù)債．

查看答案和解析>>

科目：高中英語 來源： 題型：選擇題

4．What does the underlined phrase in the following sentence mean？"Are you serious？Don't pull my leg．"（　�。�
A．joke with meB．be happy with me
C．be angry with meD．be afraid of me

查看答案和解析>>

同步練習(xí)冊答案