2021届全国高考语法专项练习20 - 时事新闻(有答案)

2021语法填空训练第20天语法填空1.阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

This year has been rewarding for Yang Xiaojun, a 1.________ （research）at the Kunming Institute of Zoology, the Chinese Academy of Sciences (CAS). The green peafowls Yang and his team bred laid over 20 2.________ （egg）. They worked hard for these purebred green peafowl eggs for 3.________ （many）than six years.The green peafowl is China's only native peafowl and was once common in Yunnan Province, 4.________ the Kunming Institute of Zoology is based. 5.________ , in recent decades a decline in their number led the International Union for Conservation of Nature (IUCN) to list the species as endangered on its Red List of Threatened Species. Habitat 6.________ （lose）is one of the main 7.________ （reason）for the species' dwindling population, with fewer than 500 purebred green peafowls now left in the wild in China, fewer than the number of pandas.Yang and his team searched many conservation areas 8.________ the purebred green peafowl, 9.________ （final）finding six. He took them to a laboratory that reproduces their wild habitat, where scientists use genome sequencing technology to breed more."This serves as a beam of light for our protection and research endeavor. However, there is still a long way10.________ go before we reach the goal of achieving enough population to ensure proper gene exchange for healthy diversity," Yang said.1.________2.________3.________4.________5.________6.________ 7 .________ 8.________9.________ 10.________2.阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

Global biodiversity is now facing wide-ranging and often unprecedented challenges, according to Elizabeth Maruma Mrema, Acting Executive Secretary of the Convention on Biological Diversity, a part of the UN Environment Program.According to Mrema, China has taken practical 1.________ （measure）to promote ecological protection and 2.________ （establish）many effective mechanisms for green development. The country has also given priority to protecting biodiversity, and is a party to the Convention on Biological Diversity since the 1990s.Yunnan boasts 3.________ （impress）biodiversity. In May, the provincial government released a white paper on its biological diversity, the first of its kind in China. According to the document, while Yunnan accounts 4.________ only 4.1 percent of China's territorial area, it is home5.________ more than 50 percent of the country's flora and fauna species. The white paper says 90 percent of the ecosystems and 85 percent of the 6.________ （importance）species in the province have been 7.________ （effective）protectedThe province has adopted a variety 8.________ measures to protect biodiversity, including improving its research capabilities, according to Gao Zhengwen, a senior official with the Yunnan Environmental Protection Bureau. It also promotes9.________ （science）and technological breakthroughs in the utilization of biological resources in10.________ （industry）with important economic value, he said.1.________2.________3.________4.________5.________6.________ 7 .________ 8.________9.________ 10.________3.阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

Biological 1.________ （scientist）in the Germplasm Bank of Wild Species at the Kunming Institute of Botany of CAS in Y unnan are protecting biodiversity with science and technology. The facility is the 2.________ （large）seed bank in Asia and the second of its kind globally, with seeds stored at the facility accounting 3.________ one third of all wild plant species in China.Li Dezhu, a lead researcher at the germplasm bank, told Beijing-based Science and Technology Daily that the germplasm bank comprises a seed vault, an in-vitro micropropagation unit, a microorganism bank, an animal germplasm bank, and a DNA bank. Each part plays a unique role in4.________ （conserve）rare and 5.________ （endange）plant and animal germplasms collected nationwide.At its plant germplasm preservation center and molecular experiment platform, 6.________ （near）100 scientists work on seed preservation every day. After 7.________ （care）classification, cleaning and processing, the germplasms8.________ （be）stored in the seed bank at minus 20 degrees Celsius or in liquid nitrogen at minus 196 degrees Celsius.By the end of 2019, the bank had collected and 9.________ （store）the genetic materials of over 10,000 kinds of plants. "A small container can store up to 20,000 seeds for 100 or even 10.________ （many）than 1,000 years," Li said.1.________2.________3.________4.________5.________6.________ 7 .________ 8.________ 9.________ 10.________阅读理解You may be familiar with the following famous people，but have you heard of their graduation speeches，in which they either share their unforgettable experiences or give you some great inspiration?●Michael Dell，University of Texas at AustinAnd now you've accomplished something great and important here，and it's time for you to move on to what's next.And you must not let anything prevent you from taking those first steps...You must also commit to the adventure.Just have faith in the skills and the knowledge you've been blessed with and go.●J.K.Rowling，Harvard UniversityHalf my lifetime ago，I was striking an uneasy balance between my ambition and the expectations from my parents who were not rich...But what I feared most for myself at your age was not poverty，but failure.The fact that you are graduating from Harvard suggests that you know little about failure.You might be driven by a fear of failure quite as much as a desire for success.●Steve Jobs，Stanford UniversitySometimes life's going to hit you in the head with a brick.Don't lose faith...Your work is going to fill a large part of your life，and the only way to be truly satisfied is to do what you believe is great work，and the only way to do great work is to love what you do.If you haven't found it yet，keep looking，and don't settle.●Bill Gates，Harvard UniversityWe need as many people as possible to have access to the advanced technology to lead to a revolution in what human beings can do for one another.They are making it possible not just for national governments，but for universities，smaller organizations，and even individuals to see problems，see approaches and deal with the world's inequities(不公平) like hunger，poverty and so on.1．What Michael Dell said is to urge us to ．A．listen to our heartB．learn from our mistakesC．follow others' exampleD．pursue our dreams2．What did J．K.Rowling fear most when she was studying in university?A．Failure. B．Hunger.C．Poverty. D．Parents' expectations.3．What does Bill Gates suggest people do?A．Master as much advanced technology as possible.B．Work together to solve some global problems.C．Make contributions to the environment.D．Take responsibility for their own behavior.语法填空第一篇researchereggsmorewhereHoweverlossreasonsforfinallyto第二篇measureshas establishedimpressivefortoimportanteffectivelyofscientificindustries第三篇scientistslargestforconservingendangerednearlycarefularestoredmore第四篇1.D2.A3.B。