（江苏版）2019版高考英语一轮复习 精选提分专练 第五周 星期四 生物类.doc

1、【 精品教育资源文库 】 生物类 单词识记： grow pick plant butterfly creature feed insect nest root survive wildlife absorb bite carrier endangered fierce harvest hatch bamboo ecology 短语扫描： genetically modified food 转基因食品 give birth to 生 (孩子 )；引起 give out 发出 (光、热、信号等 )；分发 in danger of 处于 ? 的危险之中 lay eggs 产卵，下蛋 take in

2、 吸入；理解；欺骗 under attack 遭到攻击 grow up 成熟；成长 pick on 挑选；挑剔 under the protection of 在 ? 的保护下 跟踪训练 . 语境填词 1.The enemy attacked (fierce)， but the line held firm. 2.Dad， Im a (grow) woman.I know what Im doing. 3.We can see a lot of (蝴蝶 ) flying in the sky. 4.He stopped and watched with amusement to see the

3、 child so (absorb). 5.Dont count your chickens before theyre (孵化 ). . 单项填空 6.We complained to the travel agency about the horrible service during our trip，but no one has by now. A.responded B.advocated C.recovered D.survived 【 精品教育资源文库 】 7. the virtual world of RealCine， the headsets even have smal

4、l openings smells to match the environment. A.Adding to； give out B.Added to； give off C.To be added to； giving off D.To add to； giving out 8.After a successful operation， Catherine is beginning to and will soon come back to school. A.pick up B.wake up C.grow up D.show up 9.Wild animals have been ov

5、er hunted， and as result， some of them are among the animals in danger. A.a； the B.a； / C.the； a D./； the 10.This picture was taken a long time ago.I wonder if you can my father. A.find out B.pick out C.look out D.speak out . 完形填空 Once upon a time in a land far away， there was a 1 old man who loved

6、everything：animals， spiders， insects. One day 2 walking through the woods the nice old man found a cocoon(茧 ) of a butterfly.He 3 it home. A few days later， a small 4 appeared； he sat and watched the butterfly for several hours 5 it struggled to force its body through that little hole.Then it seemed

7、 to 6 making any progress.It appeared as if it had gotten as far as it could and it could go 7 farther. Then the man decided to help the 8 ， so he took a pair of scissors and 9 the remaining bit of the cocoon. The butterfly then came out 10 . 11 it had a swollen(肿胀的 ) body and small， shriveled(枯萎的 )

8、 wings.The man 12 to watch the butterfly because he expected that， at any moment， the wings would 【 精品教育资源文库 】 13 to be able to support the body， which would contract in time.Neither happened！ 14 ， the butterfly spent the rest of its life crawling(爬 ) around with a swollen body and shriveled wings.

9、 It never was able to 15 . What the man in his kindness and haste did not understand was that the restricting(限制的 ) 16 and the struggle required for the butterfly to 17 the tiny opening were natures way of forcing fluid( 液体 ) from the body of the butterfly into its wings so that it would be ready fo

10、r flight once it achieved its 18 from the cocoon. Sometimes 19 are exactly what we need in our life.If we were allowed to go through our life without any challenges， it would weaken us.We would not be as 20 as what we could have been.And we could never fly. 1.A.cold B.kind C.polite D.tiresome 2.A.un

11、less B.if C.while D.because 3.A.took B.moved C.circulated D.dashed 4.A.sign B.shadow C.shade D.opening 5.A.and B.until C.as D.then 6.A.stop B.prevent C.appeal D.adapt 7.A.any B.more C.no D.much 8.A.bug B.butterfly C.animal D.fly 9.A.took down B.took apart C.cut down D.cut open 10.A.greedily B.easily

12、 C.hardly D.quickly 11.A.Generally B.Even 【 精品教育资源文库 】 C.So D.But 12.A.sought B.lasted C.continued D.began 13.A.enlarge B.shorten C.tighten D.darken 14.A.In conclusion B.In time C.In fact D.In particular 15.A.walk B.fly C.flee D.run 16.A.wing B.tale C.subject D.cocoon 17.A.get out B.get through C.g

13、et away D.get down 18.A.freedom B.outcome C.balance D.reliability 19.A.struggles B.passions C.manners D.spirits 20.A.weak B.intelligent C.gifted D.strong . 阅读理解 In recent years， much of the sea ice that polar bears use as a hunting platform for seal meals has melted， forcing some bears particularly

14、young males farther north or onto land， where they are not as skilled at hunting.When stuck on land for months， a polar bear typically is forced to survive on its own fat reserves. The bears were listed earlier this year as a threatened species under the U.S.Endangered Species Act as populations hav

15、e declined.Meanwhile， snow geese are booming near the western Hudson Bay， and there are in fact too many of them.Their eggs can be a good food source.The geese nest on tundra(冻原，苔原 ) that some bears have retreated to. “Over 40 years ， six subadult(接近成年的 ) male bears were seen among snow goose nests

16、， and four of them were sighted after the year 2000 ， ” says Robert Rockwell.“Ive seen a subadult male eat goose eggs whole or press its nose against the shell， break it， and eat the contents.” 【 精品教育资源文库 】 Ice is melting， on average,0.72 days earlier each year in the region studied.Snow geese are

17、hatching eggs about 0.16 days sooner each year， according to Rockwell and his graduate student Linda Gormezano.Current trends indicate that the arrival of polar bears will correspond to the average hatching period in 3.6 years， and egg consumption could become a viable option， which the researcher c

18、oncluded in a statement released today. A polar bear， the largest land carnivore(食肉动物 )， would need to consume the eggs of 43 nests to replace the energy gained from the average day of hunting seals，but Rockwell and his colleagues figure that while many polar bears may starve in coming years， the re

19、sourceful animals just might survive disappearance. Polar bears survived a warm period about 125,000 years ago， when sea level was 12 to 18 feet higher than it is now and trees lived above the Arctic Circle， the scientists point out.“Theyve been through the warm period before ， ” Rockwell said. The

20、polar bears potential movement to a diet of more eggs brought to mind a quote by Ilkoo Angutikjuak， an Inuit who lives in the Canadian province of Nunavut，in the February 2008 issue of Natural History magazine， Rockwell said.Angutikjuak said： “The animals will adapt.Ive heard that because they depen

21、d on sea ice ，polar bears will disappear， but I dont believe it.They are very adaptable.As the sea ice changes， polar bears might get skinnier and some might die， but I dont think they will disappear.” 21.What can we infer about the polar bears from the passage? A.They have a strong ability to survi

22、ve. B.They tend to withdraw from the tundra. C.Their hunting skills have declined sharply. D.Their main food source is goose eggs now. 22.What does the underlined word “viable” in Paragraph 4 mean? A.Challenging. B.Practical. C.Destructive. D.Outdated. 23.Which of the following statements does Rockw

23、ell agree with? A.Goose eggs are adequate for polar bears. B.Polar bears food variety is relatively limited. C.Polar bears might adapt to the global warming. D.Many polar bears will starve to death in future. 【 精品教育资源文库 】 24.Whats the passage mainly talking about? A.Polar bears pose a major threat

24、to the geese. B.Polar bears can live in harmony with the geese. C.Polar bears are disappearing due to climate change. D.The geese probably could save polar bears from extinction. 答案精析 高考高频单词与短语识记排查 跟踪训练 . 1.fiercely 2.grown 3.butterflies 4.absorbed 5.hatched .6.A respond 答复，回应； advocate 主张，拥护； recover 恢复，找回； survive 幸存，生还。 A 符合句意。 7.D 句意为：