根据本句 This is true in the USA,句子已经完整了,应填入副词,所以形容词 particular 需要转化为副词 particularly。故答案为 particularly。a 解析:考查冠词。第一次出现的单数名词前需要加不定冠词,且 very 为辅音音素开头。故答案为 a。be placed 解析:考查被动语态和 should 的用法。根据本句主语 attention,...
三、阅读理解Here is a picture of the increasing populationof the USA in only one hundred years. One manin the picture stands for(代表) ten million people.18501870189019301950A look at the picture above will tell you therelation(关系) between times and numbers ofpeople during the years from ...
60.What is the main idea of this passage?? A.The rising of oil price drove up the price of everything. B.There were many reasons why higher education was in trouble in the 1970’s. C.Birthrate began to decline in the USA in 1950’s. ...
USAcitiespopulation changeContrary to the industrial epoch, cities have been interpreted in the last fifty years as the places facing the greatest economic and social problems. A contrasting view has emerged only recently that takes cities as sites of economic dynamism and social vitality. The paper...
60.What is the main idea of this passage?? A.The rising of oil price drove up the price of everything. B.There were many reasons why higher education was in trouble in the 1970’s. C.Birthrate began to decline in the USA in 1950’s. ...
Human societies evolved alongside rivers, but how has the relationship between human settlement locations and water resources evolved over time? We conducted a dynamic analysis in the conterminous US to assess the coevolution of humans and water resources from 1790 to 2010. Here we show that humans...
The largest experience is with lamivudine (3-thiacytadine), a reverse transcriptase inhibitor that was recently approved by the USA Federal Drug Administration. At doses of 100 mg/day for 52 weeks, suppression of HBV replication is almost universal, with e antigen loss and improvement in ...
Since 1950 world population growth has risen to 2% a year projecting a doubling of population within 35 years. Declines in mortality have been unevenly di... USAFI Development - 《Washington D》 被引量: 47发表: 1976年 Review and appraisal of the World Population Plan of Action [WPPA] This...
from 26% in 1950 to 24% in 2002, andis projected to plunge to19% in 2050. The populationratioin the USA in 1950 was 10%,going down toaround 7% in 2002 and 2050. In comparison, the year between 1950 and 2002saw a marginal decreasein Japan, whichis forecasted todrop to 2.5% in ...
Between 1950 and late 1966, the number of all the world’s students in institutions of higher learning increased by a factor of 3.2. In 1913 the number of students per 10,000 inhabitants in Europe varied between 7 and 11, whereas in 1934 it ranged from 11 to 30. More recently, this ...