1、True to its name, Phoenix rose from the ashes of previous missionsThe lander for Phoenix was built to fly as part of the 2001 Mars Surveyor programBut the program broke down after the well-known disappearance of the Mars Polar Lander in 1999The Polar Lander lost contact during a landing attempt near
2、 the planets south pole after its rocket engine shut off prematurely, causing the spacecraft to fall about 130 feet to almost certain destructionThe Phoenix probe had been in storage at a Lockheed Martin clean room in Denver before it was reused for its present missionIt will carry science instrumen
3、ts that were designed for the Mars Surveyor program including an improved panoramic camera and a trench-digging robotic armPhoenix will lift off from the Kennedy Space Center in August 2007 and land on the planet nine months later41The passage mainly tells readers that _ Aclues of water will be foun
4、d in Phoenix BPhoenix will be sent to find clues of water on Mars CAugust 2007 will see Phoenix lift off Dthe Mars Scout program will be carried out42According to the passage, we know Phoenix will land on Mars _ Ain May 2008 Bin August 2007 Cin August 2008 Din September 200843After Phoenix lands on
5、Mars, we can infer it will firstly _ Afind soil samples and send them to the earth Blook for the icy land to dig for the soil samples Ctake photos and send them to the earth Dfind the remains of the Mars Polar LanderBSome weight-loss camps, which are rare in China just a few years ago, have sprouted
6、 in Beijing, Qingdao, Shenzhen, and other citiesToday about 15 percent of adults, or 200 million Chinese, are reportedly overweightOf these,90 millionabout 7 percentare obese（极肥胖的）Experts say the obesity epidemic is spreading to children, though more slowly than in adultsThe trend, they say, will ha
7、ve a huge impact on the health of Chinas citizens and economy“Were seeing a very large proportion of children and adolescents who are quite heavy and arent moving much,” said Barry Popkin, a nutrition professorPopkin carries out an ongoing health-and-nutrition survey of 16,000 households in ChinaHe
8、says more kids today are overeating and putting on weight “quite quickly”In just ten years Chinas childhood obesity rate has doubled, with the greatest gains coming in urban areas“In big cities its a big problem”Some experts blame the extra fat on a range of factors, many of them tied to Chinas rapi
9、dly changing economy and cultureThe diets of Chinese adults and children are far higher in calorie-laden meat, fish, eggs, dairy products, fat, and sugars than ever beforeIn addition, kidsespecially city dwellersare more sedentary today and spend more time indoors in front of homework, television, c
10、omputer games, and the InternetShuwen Ng, a health economist, says that kids in China now have pocket money, and they spend a portion of it on junk foodNg adds that advertising and peer groups influence kids food choicesCertain foods, such as new candies or fast food, have attractive featuresChinas
11、childhood obesity rate still lags that of the United States, where some 15 percent of kids are said to be obeseBut the long-term effects are equally serious44According to the passage we know Aweight-loss camps have been very popular in China six years ago Babout 290 million Chinese are overweight in
12、 China in all Cin China childhood obesity rate in rural areas is lower than that in major cities DAmericas childhood obesity rate is lower than Chinas45The underlined word “sedentary” in the third paragraph probably means Aattentive Bearnest Cabsent Dinactive46According to the passage we can infer t
13、hat Aobesity explosion in China will affect the United States Bjunk food contributes to childhood obesity Cthere are great differences in kids food choices now Dcity children eat more than rural children47Whats the best title for the passage? AChinese Childhood Obesity Explosion BWeight-loss Camps i
14、n China CObesity Explosions Impacts on Chinese Economy DObesity Explosion in China and AmericaCLast year, I took a sightseeing trip to Washington, DCI heard a voice say, “Can you help me?” When I turned around, I saw an elderly blind woman with her hand extendedImmediately, I pulled out all of my ch
15、ange and placed it on her hand without even looking at herBut the blind woman smiled and said, “I dont want your moneyI just need help finding the post office”In an instant, I realized what I had doneI acted with prejudiceI judged another person simply for what I assumed she had to beI hated what I
16、saw in myselfThe thing I had forgotten about myself is that I am an immigrantI left Honduras and arrived in the US at the age of 15I started my new life with two suitcases， my brother and sisterThrough the years, I have been a doorkeeper, cashier and pizza delivery driver among many other humble（卑微的
17、）jobs, and eventually I became a network engineerIn my own life, I have experienced prejudiceI remember a timeat the age of 17when I was a busboy, I heard a father tell his little boy that if he did not do well in school, he would end up like meBut now, living in my American middle-class lifestyle,
18、it is too easy to forget my past, to forget who I am, where I have been ,and to lose sight of where I want to be goingThat blind woman on the streets cured me of my blindnessShe reminded me of my belief in humility（谦虚）By the way, I helped that lady to the post officeI hope to thank her for the price
19、less lesson48How did the writer give the blind woman money? AIn a modest way BIn a polite way CIn an impatient way DIn a painful way49According to the text, the writer_ Astill lives a poor life Bwas busy with his work Cwas born in Honduras Dwas a native of Washington DC50According to the text, the a
20、uthor most probably agrees that one should_ Abe nice to the elderly and the disabled Btry to experience different kinds of culture Ctreat others equally with love and respect Dthink about ones past as often as possible51What would be the best title of the text? AA priceless lesson BAn act of prejudi
21、ce CA sightseeing trip DA humble momentDThere is a boy in my gym class （Ill call him Bill） who has unbearably yellow teeth that almost make everyone feel unpleasantRecently another boy told Bill that he should “go Ajax” his teethBill was crushedHad the other boy been thinking, he would have realized
22、 that there is a better way to handle such a situationHe could have dealt with it with tactHe could have showed this hurtful truth in a more careful, sensitive waythats “tact”If a person isnt sensitive to anothers feelings, there is no way he or she can be tactfulYesterday, my 5-year-old brother pro
23、udly announced that he had cleaned the screen on our television setUnfortunately, he used furniture polish（亮光油）, which produced an oily film on the television screenMy mother smiled and thanked him for his effortsand then showed how to clean the screen properlyHer sensitivity enables my brother to k
24、eep his self-respectYet, sensitivity alone does not make tact “Tactfulness” also requires “truthfulness”Doctors, for example must be truthfulIf a patient has just been disabled in an accident, a tactful doctor will tell the truthbut express it with sensitivityThe doctor may try to give the patient h
25、ope by telling them curing techniques under study or about advanced equipment now availableDoctors must use tact with patients relatives as wellInstead of bluntly saying, “Your husband is disabled,” a doctor might say, “Im sorry, but your husband has lost feeling in his legs and”Tact should not be c
26、onfused with trickeryTrickery occurs when a nurse is about to give a patient an injection and says, “This wont hurt a bit” Instead of trickery, the nurse might guarantee the patient that the discomfort of the injection is a small thing compared to the benefits of itIt would also be thoughtful for th
27、e nurse to tell the patients about some of these benefitsTact is a wonderful skill to have, and tactful people are usually admired and respectedWithout tact our society would become an intolerable place to live in52When told he should “go Ajax” his teeth, Bill probably felt _ Asurprised Bcheated Cre
28、gretful Dpainful53According to the author, his mothers praise for the brother is _ Aboth sensitive and tactful Bsensitive but not tactful enough Ctruthful but not tactful Dsensitive but trickish54The fourth paragraph mainly talks about _ Ahow to comfort the patients Bhow to use trickery carefully Cdifferences between trickery and promises Danother feature of tact55Which of the following shows the structure of the passage? （The numbers stand for the paragraphs）ECHICAGO （Reuters） - Smoking not only can wr
