2022高考英语二轮复习小综合训练2含解析.doc
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1、小综合训练2对应学生用书P124.阅读理解(2019黑龙江齐齐哈尔一模)The first hamburger created by scientists in a lab has been recently presented in London. The burger, which cost over 300,000 dollars to grow, comes from stem cells(干细胞) that were taken out of the shoulder of a cow.It took food scientists three months to raise 20,
2、000 tiny pieces of meat to create one single hamburger. Stem cells were reproduced and, over a period of time, created their own muscles. Mark Post,who is a scientist at a Dutch university and responsible for the project, has been researching this method for a long time. He says that the job was a d
3、ifficult one because it was important to keep the cells healthy and not let any pollution get into them during the whole process.Food experts who tasted the new hamburger said that it felt like meat but it was without fat, which normally changes the taste. Biting into it felt like a real burger, but
4、 it wasnt as tasty because salt and pepper were missing.The experiment showed that creating food in a lab is a possible solution (解决办法) for the worlds food problems. Large quantities of meat could one day be made without raising millions of animals around the world. Those who welcome such a method s
5、ay that we cannot produce enough meat in the future and such a new method could be an alternative. But it will be a long time before consumers get to taste such a new hamburger at McDonalds or elsewhere. It would have to be made much cheaper and the time it takes to grow such a hamburger would have
6、to be greatly reduced. Scientists are hoping to get food companies to spend money on this new technology. But many question marks remain. Taste, which was put aside in the first prototype(原型), must be improved to give a consumer the taste of real meat.Meat grown by people could be a way of producing
7、 enough food for our growing population without killing animals. In addition, reducing livestock (家畜) reduces greenhouse gases. Animals produce about double the amount that we humans create. By the middle of the century the human population is expected to rise to 9 billion and the demand for food, e
8、specially meat, will rise.【语篇解读】在一个实验室中,第一个通过干细胞培养而制成的汉堡诞生了。这有可能缓解食品短缺的问题,还可能减少温室气体排放。1The first hamburger comes from stem cells that were taken out of _.Athe leg of a cowBthe shoulder of a cowCthe neck of a cowDthe tail of a cow解析细节理解题。根据第一段末尾的“the shoulder of a cow”可知,制作汉堡的干细胞来自牛的肩膀,故B项正确。答案B2Whic
9、h of the following didnt make the food experts satisfied about the hamburger?AIts taste.BIts color.CIts shape.DIts nutrition.解析细节理解题。根据第三段内容可知,用干细胞培养的肉脂肪缺失,因此改变了肉味,而且因为没有盐和胡椒粉,所以食品专家对这种汉堡的味道不满意,故A项正确。答案A3What used to trouble Mark Post most in the lab was that _.Ait was very difficult to reproduce st
10、em cells from a cowBthe stem cells must be kept clean and healthy all the timeCit would take him a long time to collect enough stem cellsDthe meat in the hamburger didnt have any fat in it解析细节理解题。根据第二段最后一句可以推断,在实验室里最令Mark Post感到棘手的是如何保持干细胞的健康无污染,故B项正确。答案B4According to the passage, what will happen i
11、f Marks method is widely used?AThere will be fewer diseases among animals.BAnimals can grow much faster and bigger than ever.CPeople will be able to eat meat with different tastes.DGreenhouse gases from animals will be greatly reduced.解析推理判断题。根据文章最后一段内容可知,动物产生的温室气体大约是人类产生的两倍。由此可以推断,如果这种制作汉堡的方法能够得到推广
12、,就可以大大减少动物排放的温室气体。答案D.完形填空(2019石家庄质检)I remember all too well my first traffic ticket. For an overconfident and impatient teenager, the newfound freedom of driving was a bit _1_.Dad was probably as _2_ as any parent when they hand the keys to a child and pray both car and _3_ will come back in one pi
13、ece. But I was not _4_ at all. A car crash? Nah, _5_ happen._6_ I didnt hit anything or anybody. But there was plenty of traffic at the crossing. “Come on!” I _7_. “Will the light ever turn green?” The traffic light did change to the splendid color of _8_ and the cars moved forward. Just as I _9_ th
14、e crossing, the light turned yellow. I sped up immediately but without _10_ the car was dead, right in the middle of the crossing. Horns (喇叭) sounded. My face burnt as _11_ as the light now. I managed somehow to _12_ the car and rushed through the crossing, trying to avoid the _13_ glances from the
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