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1、第二题 阅读理解体裁话题命题形式押题指数科技说明文北斗导航系统细节理解题1 推理判断题2主旨大意题3China has completed its home-grown BeiDou Navigation(导航）Satellite System(BDS) with the successful launch of two more BDS-3 satellites which work with 17 other BDS-3satellites already in space, and started to provide services for countries participati
2、ng in the Belt and Road Initiative(倡议）in late 2018.The BDS, which will compete against Americas Global Positioning System ( GPS ) , will provide high-precision , reliable positioning , navigation and timing services anywhere in the world by the end of 2020.The Belt and Road Initiative (BRI) is an am
3、bitious effort to improve regional cooperation and connectivity in a trans-continental range. The initiative aims to strengthen infrastructure(础设施）,trade, and investment links between China and some 65 other countries. It is also expected to increase Beijings influence in these countries. This is a
4、key step for the BDS in developing from a Chinese home system to a regional and then a global navigation system , said Yang Changfeng , chief designer of the BDS . China plans to launch another 11 BDS-3 satellites in the coming two years. China developed the BDS through a unique technological approa
5、ch , contributing Chinese wisdom to the theory and construction of international satellite navigation systems.Altogether 18 BDS satellites have been sent into space in 2018, which has seen the most intensive launch of the BDS satellites. They improved their work efficiency by reforming the managemen
6、t process. The number of satellite staff at the launch center has been reduced b nearly half , and the testing time launch has been shortened by nearly a third . In the cast production base in Beijing, several BDS satellites are being manufactured at the same time . They try to improve intelligent m
7、anufacturing capability, and cut down production time Construction of the BDS-3 system has accelerated.Once the BDS is fully completed, it will be the fourth global satellite navigation system after Americas GPS, Russias GLONASS and the European Unions Galileo Satellite Naviga System. India too, is
8、building its navigation system called the Indian Regional Navigatio Satellite System (IRNSS), with an operational name of NAVIC.1.When can the BDS offer global service?A. In 2018. B. In 2019. C. In 2020. D. In 2025.2.What can we infer about the use of the BDS?A. To serve the Belt and Road Initiative
9、. B. To invest in the Belt and Road countries.C. To watch anyone anywhere in the world. D. To take the place of the GPS of the USA.3. What does Paragraph 4 mainly talk about?A. The unique characters of the BDS. B. The Chinese technology of the BDS.C. The efforts of Chinese staff of the BDS. D. The d
10、ifficulties of the BDS to deal with.阅读理解 （二）体裁话题命题形式押题指数说明文飞机地救助了一位病重的工作人员细节理解题2 推理判断题1主旨大意题1Battling freezing temperatures, total darkness, and other dangerous flying conditions, a plane left the South Pole on Wednesday after rescuing a sick worker from a U.S. research base. After the patient and f
11、light crew rest , the plane will make its way to South America , where the patient will receive medical care .The daring rescue mission(任务）began last week when two planes flew from Canada to Rothera,a British base on the Antarctic Peninsula. On Tuesday, just one of the planes left Rothera on a 10-ho
12、ur trip to the Amundsen-Scott South Pole Station, where the sick worker was located.The station is usually unreachable during Antarcticas long winter, from February to October. Forty-eight people live at the base, including a doctor and a physicians assistant. But when the crew there determined the
13、worker needed medical help that couldnt be provided on site, the emergency rescue mission began.A small crew, including a pilot, co-pilot, medical worker, and flight engineer, made the 1, 500-mile trip from Rothera in a Twin Otter plane. It is the only type of plane capable of flying in Antarcticas
14、winter cold. It can operate in temperatures as low as-103F. The temperature in the South Pole on Tuesday was -73F In such conditions, an aircrafts fuel and even its batteries need to be warmed up before it can take off.The pitch-black sky and the threat of high winds and sudden weather changes make
15、such flights extremely risky and rare. This rescue is only the third time an emergency mission has been made to the research base since 1999. The National Science Foundation, which runs the station, has not said who was rescued, or the medical condition of the person. The names of the crew members w
16、ho made the daring flight have not been made public either .But according to Peter West, a National Science Foundation spokesman, the mission “went all according to plan”.24. Why did the plane fly to the Amundsen-Scott South Pole Station?A. To do scientific research. B. To rescue a sick worker.C. To transport medicine D. To
