专题21 语法填空2018年高考题【2018全国I】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。According to a review of evidence in a medical journal, runners live three years _61_(long) than non-runners. You dont have to run fast or for long_62_(see)the benefit. You may drink, smoke, be overweight and still reduce your risk of _63_ (die) early by running. While running regularly cannt make you live forever, the review says it _64_ (be) more effective at lengthening life_65_ walking, cycling or swimming. Two of the authors of the review also made a study published in 2014_66_showed a mere five to 10 minutes A day of running reduced the risk of heart disease and early deaths from all _67_(cause).The best exercise is one that you enjoy and will do. But otherwise its probably running. To avoid knee pain, you can run on soft surfaces, do exercises to_68_(strength)your leg muscles(肌肉),avoid hills and get good running shoes. Running is cheap, easy and its always_69_(energy).If you are time poor, you need run for only half the time to get the same benefits as other sports, so perhaps we should all give_70_a try.【答案】61. longer 62. to see 63. dying 64. is 65. than 66. that which 67. causes 68. strength 69. energetic 70. it running【解析】本文是一篇说明文。文章讲述了跑步的好处，它可以帮助人们延年益寿。63. 考查动名词。你也许喝酒、吸烟或超重，但仍然通过跑步会减少早亡的风险。此处of是介词，其后用动名词。故填dying。64. 考查动词的时态。医学报告显示：跑步比散步、骑车和游泳更能有效地延长寿命。这里叙述的是一个事实，故用一般现在时。故填is。65. 考查比较句型。跑步比散步、骑车和游泳更能有效地延长寿命。根据文章中的more effective可知此处填than。66. 考查定语从句的关系词。此处a study是先行词，其在定语从句中作主语，故填that或which。点睛：本文比较难的一个题是10题。短语give it a try不容易想出来。give a try试试。Give sb sth； give sth to sb这些短语学生都很清楚。但give后加it或sth的形式，比较少见。高考复习要尽可能多的复习相关的短语，尤其是用的比较多，而课本中出现较少的短语。【2018全国II】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。Diets have changed in China and so too has its top crop. Since 2011,the country _61_（grow）more corn than rice. Corn production has jumped nearly 125 percent over _62_ past 25 years, while rice has increased only 7 percent.A taste for meat is _63_ (actual) behind the change: An important part of its corn is used to feed chickens, pigs, and cattle. Another reason for corns rise: The government encourages farmers to grow corn instead of rice _64_ (improve) water quality. Corn uses less water _65_ rice and creates less fertilizer(化肥) runoff. This switch has decreased _66_ (pollute) in the countrys major lakes and reservoirs and made drinking water safer for people.According to the World Bank, China accounts for about 30 percent of total _67_ (globe)fertilizer consumption. The Chinese Ministry of Agriculture finds that between 2005when the government _68_ (start) a soil-testing program _69_ gives specific fertilizer recommendations to farmers - and 2011, fertilizer use dropped by 7.7 million tons. That prevented the emission(排放) of 51.8 million tons of carbon dioxide. Chinas approach to protecting its environment while _70_ (feed) its citizens offers useful lessons for agriculture and food policymakers worldwide. says the banks Juergen Voegele.【答案】61. has grown 62. the 63. actually 64. to improve 65. than 66. pollution 67. global 68. started 69. that/which 70. feeding【解析】本文是一篇说明文。文中讲述了中国为保护环境在农作物种植上做了一些变化并得到了世界上的知名认识的认可。63. 考查副词。句意：对肉的需求实际上是这种变化的背后原因。句子结构完整，用副词修饰句子。故填actually。64. 考查非谓语动词。句意：为了改善水质政府鼓励农民种植玉米而不是大米。没有连词可以且谓语动词是encourages，故improve应该用非谓语动词。此处表示目的，故用不定式。故填to improve。65. 考查连词。句意：玉米比大米使用的水更少。根据关键词less可知，填比较连词。故填than。66. 考查词性转换。句意：这一转变减少了中国较大的湖泊和水库的污染，使人们的饮用水更加安全。has decreased后跟名词作宾语，故填pollution。67. 考查词性转换。句意：中国约占全球化肥总消费量的30%。fertilizer consumption是名词短语，故应该用形容词修饰。故填global。68. 考查谓语动词。句意：在2005年政府开始了一项土壤测试项目。本句是when引导的定语从句，由于时间是2005年，故用过去时。故填started。69. 考查定语从句关系词。根据空后的谓语动词gives可知，该空缺少主语，指代program并且引导后面的句子。指物用that/which，故填that或者which。70. 考查省略句。句意：中国在养活了中国人民的同时又保护了环境。这一做法为全世界的农业和粮食政策制定人提供了很有用的经验。空格处表示正在进行的动作，while后面省略掉了China is，省略句的原则：在时间状语从句、条件状语从句、，让步状语从句中，如果从句的主语和主句的主语一致且含有be动词时，那么可以把主语和be动词一块省略。故填feeding。点睛：学会分析句子成分。The Chinese Ministry of Agriculture finds that between 2005 - when the government started a soil-testing program which /that gives specific fertilizer recommendations to farmers - and 2011，fertilizer use dropped by 7.7 million tons. 这句话中有两个定语从句。一个是关系副词when引导的定语从句，先行词是2005，the government是主语，a soil-testing program是宾语，故此空缺少谓语动词，我们可以看出时态是一般过去时。另一个是关系代词指代program引导的定语从句，先行词是program，gives是第三人称谓语动词，可以看出是考查关系词。代指物并作主语，关系词要用that/which。 【2018全国III】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。Im not sure _61_ is more frightened, me or the female gorilla(大猩猩）that suddenly appears out of nowhere. Im walking on a path in the forest in the Central African Republic. Unexpectedly, Im face-to-face with the gorilla, who begins screaming at _62_ top of her lungs. That makes her baby scream, and then a 400-pound male appears. He screams the_63_(loud)of all. The noise shakes the trees as the male beats his chest and charges towa