1、2021 年江苏连云港中考英语一轮复习课时训练：七年级下册 Units58 . .单项选择单项选择 1.Which underlined letter pronounces differently from the others? A.blanket B.happen C.watch D.back 2.The New Year Concert was so amazing that left in the middle of it. A.everybody B.anybody C.nobody D.somebody 3.If success is a gate, the road this g
2、ate must be made up of difficulties. A.towards B.against C.opposite D.beyond 4.Shall we go to the airport to your sister? I dont think its necessary. She will come here by taxi. A.see off B.pick up C.look after D.come across 5.Because people can find information on the Internet, knowledge spreads .
3、A.quickly B.loudly C.hardly D.nearly 6.Oh, my God. Ive already worked for several hours without a rest. I think you must stop working, you might turn into a machine. A.so B.and C.or D.but 7.A country be full of hope and have a great tomorrow only when its younger generations(青年一代) have ideals(理想), a
4、bility, and a strong sense of responsibility. A.must B.may C.should D.can 8.Zou Yun won the Championship of CCTV Host Competition主持人大赛. excellent girl she is! The great success came from her hard work. A.What B.What a C.What an D.How 9.I dont know the words to a lot of songs, but I do know some folk
5、 songs that my grandma me at an early age. A.teaches B.taught C.will teach D.has taught 10.I think wearing seat belts is very important for road safety. A.Thats all right. B.Im sorry. C.Thats a good idea. D.I agree. .阅读理解 Bats are the only mammals that can fly a great distance, but they have another
6、 ability. Many bats live a longer time than other animals of their size. European researchers are studying bats to understand why they live so long. They hope to make discoveries to fight the aging process(过程) in human beings. Last week, the group of scientists said they had found important biologic
7、al qualities in some bat species. The group studied bat chromosomes(染色体), a line of genes found in the nucleus(核) of cells. The scientists were most interested in parts connected to the ends of the chromosomes. They are called telomeres(端粒). Telomeres protect the ends of chromosomes, which shorten e
8、ach time a cell divides. Scientists believe this shortening process causes cells to break down. A report on bats was published this month in the journal Science Advances. Among the leaders of the study was Emma Teeling, a biologist with University College Dublin in Ireland. Teeling said studying lon
9、g-living mammals that have developed ways to fight aging is another way to prove the molecular(分子) basis of extended health length. She added that studying bats made scientists able to learn more about the processes that drive healthy aging. The European researchers studied 493 bats from four bat sp
10、ecies. The group used information that had been gathered over more than 60 years. Of these animals, the greater mouse-eared bat generally lived the longest, an average of 37 years. The scientists said this and a related species, which are grouped together under the name Myotis, had telomeres that di
11、d not shorten with age. Another Myotis bat holds the record for the oldest age, reaching 41 years. The scientists findings suggest that these bats cells have the ability to keep and repair their telomeres. This, they said, helps guard against the aging process. Based on its body size, a bat like the
12、 greater mouse-eared bat would be expected to live four years. But these mammals have been found to live nearly 10 times longer than that. The scientists found that eighteen of these are bats. The only exception is an unusual African rodent, the naked mole rat. 11.Which sentence can be put at the en
13、d of Paragraph 3? A.This makes scientists able to study bats. B.Thats why bats can fly a great distance. C.They say this is what causes aging. D.They discover the cells connected to humans. 12.Why do some species of bats live a very long time? A.Because they have a line of long-living genes out of t
14、he cells. B.Because their cells have the ability to keep and repair their telomeres. C.Because they have another ability to live longer without any food or water. D.Because telomeres protect the ends of chromosomes to stop cells dividing. 13.The underlined word “that” refers to . A.four years B.body
15、 size C.the aging process D.the ability to repair 14.Whats the best title of the passage? A.Differences Between Long-Living Animals B.A Science Report on Chromosomes C.Do Bats Hold the Secret to Long Life? D.Are Humans and Bats Similar in Protecting Themselves? .还原短文 People travelled to see the buil
16、dings, the food, the national dresses in foreign countries because they thought they would not be the same as those of their own countries in the past. 15. They all have their Hilton or Sheraton Hotels everywhere. They all have their McDonalds, their KFCs and their Pizza Huts. Office buildings look
17、the same everywhere, and most city centers are full of office buildings. And of course, people are driving the same brands of Japanese or European cars. Then why is the foreign travel more popular nowadays? What do tourists hope to experience in a foreign country that they cannot experience at home?
18、 The answer could be that people could be very interested in the past. 16. Most people travel overseas to find out what foreign countries history and culture used to be like, not what they are like today. Tourists visit different kinds of museums in foreign countries so that they can learn their his
19、tory and culture. Every country also has its own beautiful places for tourists to visit. 17. 18. It is not just its old buildings, its works of art or beautiful places, but also the people who live in it. This is why a country such as Thailand attracts millions of people. The tourists come mainly be
20、cause of the friendliness of the people there. It is why the Pacific islands are also so popular. 19. A.Its a nations history and culture that are the main attractions. B.The friendly people make visitors feel welcome. C.Finally, another attraction is its food. D.At present, however, one large city
21、is similar to another. E.Their own special scenery would certainly attract tourists from other countries. F.The culture of a country means a lot. G.People learn about foreign countries by surfing the Internet. .根据所给汉语和句子意思,用英语补全句子。 20.If you have any difficulty, please (向你的老师求助). 21.Would you like (
22、参加)the activities of World Book Day? 22.After the long hiking, everyone is (太虚弱不能走更远). 23. (顺便问一下), did you hand in your homework yesterday? 24.To reduce air pollution, we cant (燃放)fireworks in the city now. 根据短文意思和所给首字母,写出一个完整正确的单词。 Jennifer is a fifteen-year-old girl. She likes horse-riding very m
23、uch. It is a dangerous 25.o activity because riders sometimes fall from the running horses. Jennifer started learning it when she was twelve years old. She felt very 26.e when she saw the horse for the first time. Later she often rode the horse in her free time. She also took part in many equestrian
24、 (马术) games. In a game in Florida, she even won the first prize. From 27.t on, more and more people began to know her. She 28.b popular among her classmates. She told them that she 29.d to take horse-riding as her job in the future. To make the dream come true, she practises harder than before now.
25、.从方框中选择恰当的词或短语并用其正确的形式填空(每个词或短语只能用一次)。 as good as; hear from; do ones best; be afraid of;sudden; grow up 30.“Dont making mistakes and we can learn from them!” said the teacher. 31.I havent my son for a long time. I miss him very much. 32. , I heard a baby crying in the next room. 33.If you dont , yo
26、u will fallbehind others. 34.Mary wants to be a teacher when she . 35.Chinas first AI host can speak Chinese a real host. 答案 .1.C 2.C 3.A 4.B see off 送别;pick up 拾起;接送;look after 照看;come across 偶然碰到。根据语境可知选 B。 5.A 6.C 7.D 8.C 9.B 由后面表过去的时间状语 at an early age 可知,本句应用一般过去时。故选 B。 10.D .主旨大意本文是一篇科普说明文。文章讲
27、述了欧洲科学家研究了蝙蝠寿命长的原因。同时还列举了几种 不同蝙蝠寿命长的原因。 11.C 信息还原题。根据第三段中的“Scientists believe this shortening process causes cells to break down.”可知, 这个缩短的过程会引起细胞破损,会对寿命造成影响,故选 C。 12.B 细节理解题。根据倒数第二段中的“The scientists findings suggest that these bats cells have the ability to keep and repair their telomeres.”可知,这些蝙蝠长
28、寿的原因是它们的细胞能保持和修复它们的端粒,故选 B。 13.A 14.C 标题归纳题。本文主要讲述的是科学家研究蝙蝠长寿的原因,故选 C。 .1519 DAEFB .20.ask your teacher for help 21.to take part in 22.too weak to go/walk any further 23.By the way 24.let off .25.outdoor 26.excited 27.then 28.became 29.decided .30.be afraid of 31.heard from 32.Suddenly 33.do your best 34.grows up 35.as well as
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