高中试卷答案网Unit 8 It must belong to Carla.Self Check（同步练习，后附答案）
一、完形填空。
The universe is really mystical (神秘的).Scientists have done lots of studies about it __1__ there is still much they haven't discovered.
The earth is one of the planets going around the sun.There are humans，animals，plants and many other kinds of __2__ on the earth.There is water and air，too.And compared to the other planets，the earth is not too __3__ or too cold.None of seven other planets has an environment like that of the earth.
The sun and its planets are __4__ the solar system (太阳系).It is a small part of the Galaxy or the Milky Way (银河系).There are billions of __5__ in the Galaxy，and our sun is only one of them.
Scientists have also __6__ many other galaxies in the universe.Their light has to travel for many years to reach us.So __7__ large is the universe？It is impossible to imagine.
Scientists have sent spaceships to the planet Mars.However，no spaceship has traveled __8__ enough to reach other stars in our Galaxy.
When we see stars twinkling (闪耀) in the sky at night，we may think a lot：__9__ so many stars in the universe，is there life out there in space？If there is life on other planets，what life will be like there？What transports do they use to __10__？Why don't they visit us？We do not know the answers.
( )1.A．but B．so C．or D．and
( )2.A.plants B．lives C.animals D．nature
( )3.A.cool B．warm C．hot D．wet
( )4.A.caused B．carried C．explained D．called
( )5.A.lights B．rivers C．stars D．air
( )6.A.discovered B．invented C．produced D．prevented
( )7.A.why B．what C．how D．when
( )8.A.large B．far C．wide D．long
( )9.A.with B.without C．by D．on
( )10.A.travel B．serve C．throw D．beat
二、阅读理解。
A
Drawing is my hobby.I draw everything around me，and the things in my head.Last month，something strange happened to my drawings.
I have a desk in my bedroom，with my art pencils and drawing paper on it.I used to leave drawings there overnight，but they always disappeared the next day！I searched everywhere for my drawings，but I could never find them!
Something had to be done.I didn't want to keep losing my favorite pieces of artwork！I decided to get my brother's help.He loved to read spy (间谍) novels，and he might have some good ideas to help me find out where my missing drawings were.
“Tony，I need your help！My drawings keep disappearing，and I really don't want to keep losing them.Can you help me spy on my desk overnight？” I asked.
“Sure，sister.I think I might be able to record a video all night so we can see what's happening，” he answered.
Tony set up his spy station.I had a hard time falling asleep because I couldn't wait to see what we would find out in the morning!
“Linda，get up！It's time to check the video！” Tony woke me up.Tony pulled up the video from the night before.It was a long time before anything happened，but when we saw how my drawings disappeared，we laughed.One cat came in from the window and took the pictures away.
( )11.What was the writer's problem
A．She couldn't draw well. B．Her drawings kept disappearing.
C．Her parents didn't like her drawings.
( )12.Who took away Linda's drawings
A．Tony. B．A cat. C．A wind.
( )13.How did the writer's brother help her
A．By asking the police for help. B．By recording a video all night.
C．By staying up discovering the thief.
( )14.Why did the writer have a hard time falling asleep in the sixth paragraph
A.Because she was so excited about knowing the mystery of the missing drawings.
B．Because she was so worried about her paintings.
C．Because she couldn't know where her missing drawings were.
( )15.What is the best title for the passage
A．My brother，Tony B．Oh，my little cat
C．Where did my drawings go
B
Thousands of years ago，Shen Nong，who had an ox (公牛) head and a human body，lived in the south of China.Seeing that local people were suffering from disease，he built ladders (梯子) and houses on a high mountain to keep hundreds of medicine plants.16.____
This legend (传说) has made Shennongjia in Hubei an inviting place for tourists.17.____
You can see natural scenery from all four seasons at different altitudes (海拔)．“When the bottom of the mountain is summer，the top is spring and while the foothill is autumn，the top is covered with ice，” local people say of the special climate of Shennongjia.
Shennongjia is also home to 5，000 kinds of animals and plants.18.____ For example，the golden monkey，the clouded leopard (云豹) and the Asian black bear live in this area.
One interesting and mysterious thing about Shennongjia is its “Bigfoot” legends.Some people have said that they have seen huge footprints or large man like wild animals.19.____ Some say they are just bears.
20．____In 2016，the Shennongjia Forestry District was added to the United Nations World Heritage list as a natural site (遗址)．It was China's 50th world heritage site.
从下面中选出能填入文中空缺处的最佳选项，使短文意思通顺、内容完整。(有一项多余)
A．But scientists haven't made sure if it's true.
B．Because of the beauty of natural scenery，thousands of tourists come here every year.
C.To remember him，people named the place Shennongjia.
D．This beautiful place got a valuable title.
E．Many rare animals live there.
F．Traveling there is an unusual experience.
三、短文填空。
阅读下面的短文，在空白处填入一个适当的单词或用括号中所给单词的正确形式填空。
Crop circles (麦田怪圈) are patterns in fields that appear overnight.At first they were just some simple 21.________ (circle).Now the patterns have become very complicated (复杂的).From a plane，crop circles can look 22.______ a work of art outdoors.
Since the first crop circles were found in Britain in 1978，they have become a great mystery.23.______ are these crop circles made？Who makes them？What is the purpose of 24.__________ (make) them
Some 25._________ (science) think that some of the crop circles might be man made.They believe that thanks to modern technology，it is possible to create such complicated patterns in 26._____ short time.
However，others think that crop circles might be the work of some 27._______ (alien).Because they often appear in areas shortly after there have been UFOs to be 28.______ (see).They also think that the circles are so complicated that nobody on the earth is able to make a true crop circle.
Although different opinions about these crop circles have been 29._________ (express)，there is one thing everybody agrees on.That is these crop circles are 30.__________ (value) to the local economy (经济).Thousands of visitors come here to see crop circles every year.
答案：
1-10：ABCDCACBAA
11-15:BBBAC
16-20:CFEAD
21：circles
22.like
23.How
24.making
25.scientists
26.a
27.aliens
28.seen
29.expressed
30.valuable
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