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1、最新时政 语篇填空练习(I) Rice gene index database established to help improve rice varietiesChinese researchers and their international counterparts have recently established a rice gene index database for breeders 1. (improve) the quality of rice varieties, according to a Science and Technology Daily report
2、published Thursday.Rice grown in Asia is a staple food for half the worlds population. There is 2. urgent need to breed new varieties that are more 3. (product), rich in nutrients, environment-friendly and climate-resilient.Researchers from Huazhong Agricultural University and institutions in the Ph
3、ilippines, the United States, France and Saudi Arabia studied the high-quality genomes 4. represent the subpopulation structure of Asian rice, and built a genome inversion map.After analyzing the map, they developed the worlds first comprehensive rice pan-genome database 5. (base) on gene clusters o
4、f the same origin. The database can provide comprehensive information for every rice gene, such 6. the genes generic name, sequence, function and 7. (express).The database can also provide users 8. diverse modules and tools to facilitate the search, 9. (analyze) and visualization of different germpl
5、asm genes and gene homology relationships.According to Zhang Jianwei, a lead researcher at Huazhong Agricultural University, there are about 5 million rice germplasm and wild relatives in the world. The genomic variation of these resources 10. (contain) important information for variety improvement.
6、答案：1.to improve 2.an 3.productive 4.that/which 5.based 6.as 7.expression 8.with 9.analysis 10.contains(II) Yunnan set to celebrate China Tourism DayChina will celebrate the 13th annual China Tourism Day on May 19 in Tengchong, Yunnan province. The Ministry of Culture and Tourism, in cooperation1. th
7、e Yunnan provincial government, announced on Thursday this years theme as Beautiful China, Happy Journey, and that there will be a series of online and in-person activities.According to Gao Bo, 2. official from the ministry, multiple travel platform data indicate that the peak booking period for the
8、 upcoming May Day holiday has arrived earlier than 3. (expect), and it is predicted 4. there will be a strong surge 5. demand for travel among the public.This years China Tourism Day is focused on the objectives of deeply promoting mass tourism, exploring the development of green tourism, 6. (active
9、) advocating civilized tourism, and promoting the deep integration of culture and tourism.Throughout May, 10 major promotional events will be held 7. (celebrate) national tourism day, including events entitled 5.19 at 10,000 meters and 5.19 sailing through wind and waves.Li explained that the 5.19 a
10、t 10,000 meters refers 8. themed flights created by Hainan Airlines, China Southern Airlines, Capital Airlines and others. A series of ticket discount activities will be launched to benefit the public. These activities aim to 9. (far) boost the confidence of those in the tourism industry, stimulate
11、the 10. (consume) potential of the tourism market, and promote a rapid recovery and development of the cultural and tourism sectors, Li said.答案：1.with 2.an 3.expected 4.that 5.in 6.actively 7.to celebrate 8.to 9.further 10.consumption(III) Country sees highest coastal sea levels since 1980The highes
12、t coastal sea level for more than four decades has increased impacts 1. (cause) by marine disasters and eroded coastal facilities. Last year, Chinas coastal sea level was 94 millimeters 2. (high) than normal years, or the average between 1993 and 2011. It is the highest level since 1980, the China S
13、ea Level Bulletin said.The coastal sea level 3. (rise) at a higher rate in recent years. The rate has increased from 3.5 millimeters a year between 1980 and last year to 4 mm annually between 1993 and last year. In coastal cities, high sea levels can fuel 4. (disaster) caused by storms. Last year, e
14、conomic losses reached 2.38 billion yuan ($346 million) due 5. five storm-surge disasters, according to the 2022 Bulletin of China Marine Disasters.The surges caused about 99 percent of the economic losses from sea disasters last year. For example, in July, Typhoon Chaba made landfall on the coast o
15、f Maoming, Guangdong province and brought a storm surge (浪涌) 6. damaged marine aquaculture, coastal tourism and protection facilities, Wang Hua, head of the ministrys marine early warning and monitoring department, said 7. a news conference on Wednesday.Wang said that despite the rising sea level, d
16、irect economic losses, and deaths and 8. (miss) people, were fewer than average over the past decade, accounting 9. 34 percent and 23 percent of the average. That is because of improvements in the marine early 10. (warn) and monitoring system. 答案：1.caused 2.higher 3.has been rising 4.disasters 5.to 6.that 7.at 8.missing 9.for 10.warning学科网（北京）股份有限公司