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1、Unit 3-Section -Lesson 1课时基础巩固&综合提升【基础巩固】用下面方框中所给短语的正确形式填空shoulder the blametake actionwipe out it occurred todie outcut the riskin shortsolar energyset uplive on1.Organisations to help those affected by the earthquake. 2. me that I could use your car to fetch my homework. 3.To ensure
2、the pod can use ,it was equipped with these panels. 4.Jogging can of diseases such as heart attack. 5.The animal meat instead of grass. 6.We need to to prevent similar disaster to happen again. 7.The medicine can help unhappy memories. 8.The driver was brave enough to .
3、;9.Measures should be taken before the endangered animals . 10.,we need another 3 million dollars to cover the expense. 1.were set up2.It occurred to3.solar energy4.cut the risk5.lives on6.take action7.wipe out8.shoulder the blame9.die out10.In short 用适当的介词/副词填空1.Why is he working this pro
4、ject? 2.If not well protected,the species is risk of extinction. 3.If you dont like the programme,switch to the one you usually watch. 4.The number of animals in this area has decreased 16% in the past decade. 5.The population is increasing a disturbing rate. 6.A ship was fo
5、und sink 10 miles the coast. 7.It might help to cut down sugar to keep fit. 8.Many traditions have died with the urbanisation. 9.He was known the savior of the city. 10.Up three quarters of all species could die out. 1.on2.at3.over4.by5.at6.off 7.on8.out9.as10.to 完成句子1.The b
6、iscuit company (该为受责备) for turning off the customers. 2.I couldnt have passed the test (没有你及时的帮助). 3.What is happening now is certainly (值得担忧). 4.(立刻采取措施) to deal with water pollution. 5.We need to stop destroying the planet (我们生活的) and start to protect it. 6.You need to rec
7、onsider the way (你看待世界) to live a happier life. 7.In the last 500 million years,there (有5次) when life on Earth has almost ended. 8.Human activity has negative effect on all other species on Earth,(包括动物和植物). 1.is to blame2.without your timely help3.cause for concern4.Immediate action s
8、hould be taken/We should take immediate action5.that we live on6.you view the world7.have been five times8.including animals and plants【综合提升】完形填空My previous home had a stand of woods behind it and many animals in the backyard.That first year,I 1 feeding peanuts to the blue jays,then the squirrels.Th
9、e squirrels had no 2 coming up right to me for them.As the months went by,the rabbits saw that I was no 3 and didnt escape.When I threw carrot slices(薄片),they even came for a nibble(啃).Slowly they came to 4 me,and by the end of the year they were eating out of my hand. That second year,the rabb
10、its 5 me,and one would even sit up for slices!While I was feeding them,I 6 that a groundhog who used to run away was now taking an 7 interest in this food situation.I carefully extended a long 8,with a keen eye on those teeth,and 9,there were times I would have the groundhog sitting next to a rabbit
11、,both munching(用力咀嚼) on carrots.A few months later,while 10,she would even turn her back to me.11 when she was facing away,I reached out and 12 scratched(搔) her back with my finger.She didnt move. By year three,the rabbits and the groundhog were back.The groundhog 13 didnt have a problem with m
12、e scratching her back,and I got an idea.Id always 14,while slicing up carrots,that the end looked like a cap.15 one day,just to see what she would do,I gently 16 one on top of the groundhogs head.Again,not a 17.The next time,I had my camera ready to record what you see here,one of several dozen such
13、 pictures.18 she had a slice to eat,she never 19 the one on her head.It was a fair 20I got a pleasure,and she had yet another tasty treat. 1.A.avoidedB.startedC.canceledD.suggested2.A.businessB.funC.problemD.privilege3.A.helpB.cheatC.threatD.exception4.A.trustB.missC.admireD.appreciate5.A.feare
14、dB.ignoredC.discoveredD.remembered6.A.provedB.decidedC.noticedD.understood7.A.extremeB.increasingC.additionalD.inspiring8.A.squirrelB.rabbitC.peanutD.carrot9.A.before longB.long agoC.over and overD.all over again10.A.eatingB.playingC.sittingD.sleeping11.A.NextB.OnceC.SoonD.Lately12.A.carefullyB.sudd
15、enlyC.violentlyD.patiently13.A.alsoB.thusC.justD.still14.A.thoughtB.doubtedC.admittedD.recognised15.A.WhileB.OrC.SoD.For16.A.fixedB.placedC.hungD.kept17.A.trembleB.moveC.delayD.hesitation18.A.Even ifB.Ever sinceC.As far asD.So long as19.A.welcomedB.requiredC.botheredD.expected20.A.tradeB.competition
16、C.taskD.affair1-5BCCAD6-10CBDAA11-15BADAC16-20BBDCA 七选五Cleaning up the existing damage to our environment and preventing further destruction is a huge job.It can seem that there is no way one person,especially a young person like you,can make a difference.1,starting with changing some simple everyda
17、y habits and working with others to spread the importance of protecting the environment.Here are a few suggestions. Avoid unnecessary driving or being driven.Every teenager looks forward to a drivers license and a first car,but automobiles are one of the primary causes of air pollution.If its t
18、oo far to pedal a bike,take a bus or share your car ride with someone else.2,but it undoubtedly benefits the environment more. Unplug electrical equipment when possible.Even when turned off,some appliances may still use power.3.So it is best to unplug anything that you do not expect to use in t
19、he next 36 hours (or more). Carry a bag and a reusable water bottle.4.On the contrary,plastic bags and disposable bottles may bring convenience to you,but the environmental damage caused by them is almost permanent.Every plastic bottle not made and plastic bag not used helps a little bit.
20、Raise awareness.Talk to family and friends about simple changes they can make,and why they should do so to help protect the environment.5.Its acceptable to just show them that you have thought a lot about the subject,are passionate about making a difference,and really could use their support. A
21、.But you can make your contributionB.It might not seem as cool as driving yourselfC.This saves your money with fewer trips to the gas stationD.They dont take up much space but can prevent a lot of wasteE.You dont have to give lectures or force them to accept your opinionsF.They may be the secret sou
22、rces of the large number on your electric billG.This can help start a dialogue in your community about a particular environmental issue15 ABFDE 阅读理解Striking footage(镜头) recorded for NationalGeographic shows a dying polar bear struggling to find food on a land without ice or snow.The poor creature ca
23、n be seen dragging its bony frame(骨架) across the rough land and searching for food in a bin.Paul Nicken,the photographer who shot the heart-breaking footage,says the sight reduced him to tears.“We stood there cryingfilming with tears rolling down our cheeks,” he said.They found the dying creature on
24、 Canadas Baffin Islandan area that has seen an extreme reduction in sea ice because of global warming.Nicken says that had he stepped in,it would only have deepened the situation.Instead,he filmed the bears slow,painful death and posted it to social media to serve as visual proof of the impact of cl
25、imate change.“When scientists say bears are going extinct,I want people to realise what it looks like.Bears are going to starve to death,” said Nicken.“This is what a starving bear looks like.”Polar bears are only native to the Arctic region and are one of the many casualties(伤亡) of climate change.T
26、hey rely on the Arctic ice to hunt seals and are becoming increasingly threatened as the ice melts away.The World Wildlife Fund(WWF) predicted back in 2002 that polar bears may face extinction for losing habitat.There are an estimated 25,000 bears left in the wild and most experts agree that unless
27、climate change is controlled,they will all be dead within the next 100 years.“The simple truth is thisif the Earth continues to warm,we will lose bears and the entire polar ecosystem.This large male bear was not old,and he certainly died within hours or days in that situation,” Nicken wrote on Insta
28、gram.But there are solutions.We must begin putting the Earthour homefirst.1.What can people see in the striking footage?A.A starving polar bear.B.Some dying creature.C.A crying photographer.D.The reduction of sea water.2.Why did Paul Nicken post the footage on social media?A.To raise peoples awarene
29、ss of climate change.B.To get a prize in photography competition.C.To attract readers interest in bears.D.To raise money for bear protection.3.What do we know about the polar bears from the passage?A.The polar bears that are left can be found in Canada.B.They were hunting seals when taken photos of.
30、C.The WWF has done a lot to protect them.D.Melting ice is a huge threat to their life.4.What can we learn from the last paragraph?A.The unknown diseases increased polar bears deaths.B.The whole bear ecosystem will suffer a heavy loss.C.The destruction of forest affected the ecosystem.D.The polar bear will be extinct in this century.1-4AADB