2017年江苏高考英语任务型阅读简单讲解

.2017年江苏高考英语任务型阅读简单讲解1、Why is the worlds population growing？The answer is notwhat you mightthink（表语从句）.Thereason for the explosion is notthat people have been reproducing like rabbits（表语从句）,butthat people have stoppeddropping dead like flies（表语从句）.In 1900,people died at the average age of 30.By 2000 the average agewas 65.Butwhile（引导比较状语从句）increasing health was a typical feature of the 20thcentury,declining birth rate could be a defining one of the 21st.2、Statistics show that the average numberof births per woman has fallen from 4.9 in the early 1960s to 2.5 nowadays.Furthermore,around50% of the worlds population live in regionswhere the figure is now belowthe replacementlevel（术语，需要考生进行推理究竟指的是什么）(i.e.2.1 births per woman)and almost all developed nations are experiencingsub-repalacementbirth rate（sub是前缀，代表低一级，次一等，需要考生推导）（定语从句）.You might think that developingnations would make up the loss(especially since80% of the worlds people now livein such nations),but youd be wrong,Declining birth rate is a major problem in manydeveloping regions too,which might cause catastrophic global shortages of workforce within a few decades（非限制性定语从句，which指代的对象需要考生思考）.3、A great decline in young work forceis likely to occur in China,for instance.What does it imply?First,China needs toundergo rapid economic development before a population decline hits thecountry.Second,if other factors such as technology remain constant,economic growthand material expectations will fall well below recent standards and this couldinvite（熟词僻义：招致）trouble.4、Russia is another country with populationproblemsthat could break its economic promise（定语从句）.Since 1992 the number of peopledying has been bigger than that of those being born by a massive 50%.Indeed officialfigures suggest the country has shrunk by 5% since 1993 and people in Russia livea shorter life now than those in 1961.Why is this occurring?Nobody is quite sure,butpoor diet and above all long-timealcoholism（可能不认识，但通过alcohol和后缀ism结合构词法知识能大概猜得到单词的意思）have much to do with it.If current trends dontbend（熟词僻义，需要考生进行推理）,Russias population will be about the size of Yemens by the year 2050.5、In the north of India,the populationis booming due to high birth rates,but in the south,where most economic developmentis taking place（非限制性定语从句）,birth rate is falling rapidly.In a furthertwist（熟词僻义，需要考生推理到底出了什么问题）,birth rate is highest in poorly educated rural areas and lowest in highlyeducated urban areas.In total,25% of Indias working-age population has no education.In2030,a sixth of the countrys potential work force could be totallyuneducated（利用单词派生法猜测意思）.6、One solution is obviouslyto import（动词不定式短语做表语）foreign workers via immigration.As for the USA,it is almost uniqueamong developed nations in having a populationthat is expected to grow by 20%from 2010-2030（定语从句）,Moreover,the USA has a track record of successfully accepti