1、选择性必修三 Units 1-5I. 选用方框内合适的单词并用其正确形式完成下列短文（每个单词限用一次）。Adominate, emission, absorb, releaseMethane is one of the most important greenhouse gases. Its levels in the atmosphere areat anall-time high. But limiting 1. _ of that powerful greenhouse gas requires knowing wheremethane is being 2. _, and why.
2、Now, a global inventory (详细目录) of methane sourcesreveals the major reasons behind rising methane pollution in the 21st century.Agriculture, landfill waste and fossil fuel use were the primary reasons that Earthsatmosphere 3. _ about 40 million metric tons more methane from human activitiesin2017 tha
3、n it did per year in the early 2000s. Expanding agriculture 4. _ methane release inplaces like Africa, South Asia and Oceania, while increasing fossil fuel use heightenedemissionsin China and the United States.Bsyllable, convey, imagery, rhythmWhen you write about your life, you may have gotten tire
4、d of the style of writingyouvebeen working with or you simply want to write better. Why not try something new? This listofdifferent ways to write your poetry is here to help you. Make your 1. _, words and stanzas (节) flow. Theres a variety of ways to do this;however, the most common way is to use a
5、meter scheme. Start a new stanza when a change of idea, 2. _, or rhyme occurs. Create natural rhymes. Dont force them. Let your rhymes seem natural. Do not rhyme. Struggling to find the perfect rhyme is sometimes difficult andsometimesrhymes take away from the overall meaning of a poem. Try to write
6、 without them for a change. 3. _ emotion. Every poem should have emotion, so use it! Say nothing more than what needs to be said. Sometimes saying less is more. Give details. Details help people gain better 4. _ of your characters and scenery. Study and imitate (模仿) other poets. The best way to beco
7、me a better poet is by studyingotherpeoples writings.II. 根据所给首字母或汉语提示词，用所学单词或短语完成下列短文（每空一词）。AOur environment is constantly changing. There is no denying that fact. However, asourenvironment changes, so does the need to become increasingly aware of the problemsthatsurround it.Soil degradation (退化)Glo
8、bally, food security depends on whether or not soil is in good enough conditiontoproduce crops. Its estimated that about 12 million hectares of farmland a year getseriouslydamaged. Nowadays, a wide range of techniques of soil 1. c_ exists, from no-tillagriculture to crop rotation (轮作).Global warming
9、Climate changes like global warming are the result of human practices. Global warmingleadsto rising temperatures of the oceans and the earths surface causing natural disasters thatincludeflooding, 2. m_ of polar ice caps, and rising sea levels and so on.Waste disposalThe overconsumption of resources
10、 and the creation of plastics are creating a global crisisofwaste disposal. Developed countries are known for producing a large amount of wasteor3. g_ and dumping (倾倒) their waste in the oceans and less developed countries.4. _ (核能的) waste disposal has tremendous health hazards (危害物) associatedwith
11、it. Plastic, fast food, packaging and cheap electronic waste threaten the well being ofhumans.Waste disposal is, therefore, an urgent current environmental problem.DeforestationOur forests are natural sinks of 5. c_ _ and produce fresh oxygen, as well ashelping to adjust temperature and rainfall. At
12、 present, forests cover 30% of the land, buteveryyear tree cover is lost due to the growing population and demand for more food andshelter.Deforestation simply means the clearing of green cover and making land available forresidential,industrial or commercial purposes.BAn exhibition was held, celebr
13、ating the legacy (遗产) of a brilliant figure of ancient Chineseliterature and 1. _ _ (美术) Su Shi, whose contribution to culture has madehim a household name in the country. His legacy has resisted the erosive (侵蚀性的) wavesofhistory. He remains one of the most-recognized Chinese cultural icons (偶像) of
14、all time.Due to Sus outstanding status, the show was a key event to celebrate the 600thanniversaryof the completion of the Forbidden City.The 78 exhibits were either Sus 2. r_ works or pieces created by his close friendsand students or works by his followers from later periods. Those works spanned f
15、rom theNorthernSong Dynasty through recent history and covered a range of media, includingcalligraphy,paintings, documents and rarely seen books.“As a star in literati circles, Su Shi used 3. _ (墨汁) to create numerous masterpieces(杰作) during his lifetime,” said Palace Museum researcher Yu Wentao, wh
16、o was in charge oftheexhibition.“Many people he inspired have displayed their creativity in calligraphy and painting.Thanksto our collection, people today can get close to this brilliant figure of thousands of years past.”The exhibits also revealed Sus sentimentality (多愁善感).In Zhiping Tie, a letter
17、Su wrote to a monk in his hometown in Sichuan province, heemotionally recalls the memory of several tombs and asks the monk to take good care ofthem.The 4. _ (精美的) writing made the letter a key calligraphy work from Sus early age.During his difficult days in Huangzhou, Su 5. f_ exchanged letters wit
18、h his oldfriend, Chen Zao, who lived nearby. Two letters Su wrote were shown at the exhibition.Onerevealed his excitement about a proposed meeting at the beginning of a new year. Theotherexpressed his 6. s_ and sadness for Chens brothers death.III. 根据括号内的汉语提示补全下面短文。A 19-year-old girl from Mianzhu, S
19、outhwest Chinas Sichuan province, has shown1. _ (锲而不舍的精神) with her success in the gaokao, andher story has moved many.Li Xinyu has been admitted by Central China Normal University in Wuhan, Hubei province,and is studying law at the university.This was not easy for the girl, who 2. _ (不幸失去她的右手) in th
20、e Wenchuan earthquake in 2008, when she was only 7. She didnt give in tofate(命运), but 3. _ (用极大的忍耐力克服了困难).She started to practice writing with her left hand after the misfortune, and managed towriteleft-handed quite well in only three months. Lis father said he had never seen his daughtercry.Even in
21、 the most painful times, it was she who often comforted the family. Li also4. _ (严格要求自己) in daily life. Her academic performancehad always been excellent from primary school to senior high school.In 2020, she scored 625 in the gaokao and was admitted to her dream university.“I will grow up to be a p
22、erson just like kindhearted people who helped me, and helpmorepeople in need,” said Li.When asked about university life, Li said she would definitely come across problems, butshewould hang on and overcome them one by one. Now, she 5. _( 也热心于加入学生俱乐部), making more friends and experiencing a bigger wor
23、ld.答案I.A.1. emissions2. released3. absorbed4. dominatedB.1. syllables2. rhythm3. Convey4. imageryII.A.1. conservation2. melting3. garbage4. Nuclear5. carbon dioxideB.1. fine art(s)2. representative3. ink4. delicate5. frequently6. sympathyIII.1. the power of perseverance2. unfortunately lost her right hand3. has overcome difficulties through great endurance4. disciplined herself5. is also enthusiastic about joining student clubs
