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forward a revolutionary way to take one stop closer to our age-old dream to live on Mars.
This shocked Lu Luw full of sold gauze.Withno grain eft(since they stopped
In the study,the rescarchers designed particles (that look like tiny short sticks in order to keep the
farning),Lu pcople had no food.
heat and scatter sunlight towards the surface,strengthening Mars'natural grecnhouse effect.This study
Lu's ruler finally understood Duke Huan's idea.He quickly sent messengers (to Qi,asking him
shows that if the particles were sont into Mars'atmosphere (continuously at 30L per sccond the planet
to restart trade.But Duke Huan requircd:Lu must accept Qi's leadership and pay yearly taxes.Lu had to
would warm by more than 10C,to tcmperatures suitable for microbial life-an impurtant first
agrce.Qi won the trade war,making Lu weaker.
stcp towards making Mars suitable for humans to live on.
73.What did Lu people wear (不超过5个词)
What makes this method stand out among others is its use of materials available on Mars,making it far
more practioal than oarlier ideas that depended on transporting materials from the Earth.And the new
74.How did Lu pcople feel when Qi stopped using Lu gau7e (不超过5个词)
method is over 5,000 times more effective than earlier ones to globally warm Mars.This method would still
take decades ()But as Edwin Kite,a rescarcher in the team,said,"At lcast this suggests that the
75.What made Oi win the trade war (不超过I5个词)
di伍culty of warming Mars to allow liquid(液态的)water is not as big as thought before.'
However,much work remains to be donc.We don't know cxactly how fast the particles would cycle out
of Mars'atmosphere,for example.Mars doos have water and clouds.and,as the planct warms,it's possible
第四部分
写（共两大题）
that water would begin to turn into tiny drops around the particles and fall back to the surface as rain.This
X.单词拼写（共5小题）
would result in a decrease of particles in Mars'atmosphere,reducing the warming cffect Kite noted,
根据首字母及汉语提示，完成下列单词的拼写，使句意明确，语言通顺。
"Climate feedbacks are really difficult to model correctly.We would necd more data from both Mars and the
76.In the US,a famous tradition i
)the dropping of a big ball in New York's Time Square on
Earth and must procccd carefully to ensure the efects.
December 31.
Besides,the researchers stress that the study focuses on warming Mars to tempcratures suitable for
77.When Hou Yi was not home,Pang Meng s_
(偷)the magic medicine
microbial life and possibly growing food crops-not on creating a breathable atmosphcre for humans.
78.Tangyuan is an important symbol oft
.睦相处)and happincss in the family,
Anyway,this rescarch shows new possibilitics for exploration and could bring us onc step closcr to our long-
79.When I leam English-I can't get the p
right.
held dream of living on Mars.
70 According to the recent study,the particles could
80.n China,,wcn_.j常)say“toilets”or'"wasnrooms”in English.
A.do harm to the microbial life
B.deal with UV rays and salty soil
C.increasc the tempcrature on Mars
D.build a greenhouse for men to live in
X.书面表达（共1小题）
71.What can we learn about the new mcthod
假设你是李辉，你的英国笔友M对如何学习汉语以及中国的传统节日非常感兴趣。请你用英
A.Humans can breathe on Mars if it works properly.
语给他写一封邮件，内容包括：
B.Its full cffect will be seen soon as the particles are sent
1.分享方法：介绍一至两种认为最有效的汉语学习注，并说明理由。
Materials from the Earth will be transported to Mars
2.介绍节日：推荐一个你最喜爱的中国传统节日，简要介绍其特色和习俗。
D.Drops of water with the particles may fall back as rain
要求：
What is the passage mainly about
AA more practical way to heat Mars.
1.词数80~100
B.An age-old dream to explore Mars.
2.邮件格式正确，语句通顺，意思连贯。
C.Chance of creating Mars'atmospherc.
3.文中不得出现真实的校名和人名。
Difficulty of making Mars more livable
第二节阅读下面短文，并用英语回答问愿（请注意每小题的字数要求）。
F
During the Spring and Autumn Pcriod,Qi and Lu were ncighboring strong states.Under Duke Huan's
rule,Qi became powerful,while Lu was respected as the land given to the Duke of Zhou.
Duke Huan wanted to control the central areas,so he planned to weaken Lu rle ordcred all Qi officials
to wear Lu's eaze()and didn't allow Qi pcople from making their own satin ()All gauze
would be bought from Lu.This decision made the price of gauze rise quickly.Lu businessmen got rich by
selling gauze to Qi
Lu farmers stopped growing crops to plant mulberry (trees for making gauze.Soon,Lu's fields
were full of mulberry trecs,not food crops.Lu's ruler thought happily:"Qi depends on our gauze!Our state
will be strong!"
But Duke Huan and his smart advisor Guan Zhong had a secret plan.Months later,Qi suddenly stopped
using Lu gauze and stopped selling food to Lu.

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