更多"It is expected that the world's pop"的相关试题:
[单项选择]It is expected that the world's population will reach ______ by the end of the century.
A) 2 billion people C) 80 percent of all people
B) 4.4 billion people D) 6.4 billion people
[单项选择]The world's population will be getting less.
[单项选择]If we want to feed the world's population in 2050, our food production needs ______.
A. to increase by 30 percent
B. an increase of 300 percent
C. to increase to 3 billion tons per year
D. an increase of three times
[单项选择]The population of the world is growing at a dangerous________.
A. pace
B. measure
C. progress
D. rate
[单项选择]The population of the world today is about______ .
A. 400 million
B. 4 billion
C. 400 million
D. 40 billion
[单项选择]World population will continue rising from the current 5 billion until about 2050, but if the trends of the 1980s continue, it will ______ at about 9 billion.
A. level up
B. level off
C. level on
D. level down
[单项选择]What percentage of the world population is illiterate
A. More than 1/3.
B. More than 1/5.
C. More than 1/4.
D. A little Jess than 1/4.
[单项选择]At the end of 1990, the population of China's mainland was 1. 133 billion, accounting for 22% of the world's population.
A. 到1990年末，中国内陆人口是11.33亿，占世界人口的22%。
B. 到1990年底，中国大陆人口是11.33亿，占世界人口的22%。
C. 在1990年末，中国主要地区人口为11.33亿，并且有继续增加到世界人口的22%的趋势。
D. 到1990年底，中国农村人口为11.33亿，人们一致认为这要占世界整个农业人口的20%。
[单项选择]The US population in the 1970s is ______ largest of the world.
A. the first
B. the second
C. the third
D. the fourth
[单项选择]By the year of 2010, the world population probably ______ 6 billion.
A. have reached
B. will be reaching
C. will have reached
D. is reaching
[单项选择]As to the world population, the public have the same idea as the experts.
[单项选择]The present net increase of world population is______ .
A. 180 per minute
B. one per second
C. 120, 000 per week
D. too many to be counted
[单项选择]Scientists in the world are expected to find a(n) _____ to the problem of over population.
A. reply
B. solution
C. response
D. answer
[单项选择]It took ______ years for world population to grow from 1 billion to 3 billion.
A. 100
B. 115
C. 130
D. 145
[单项选择]______ its vast population, China is now the world's largest beer market by volume, according to Euromonitor data.
A. Despite
B. For all
C. Thanks to
D. In order that
[单项选择]The world's oil supply
A. haven been gradually being exhausted
B. is being gradually exhausted
C. is gradually exhausted
D. has gradually exhausted
[单项选择]The chief reason for the population growth isn't so much a rise in birth rates ____________ a fall in death rates as a result of improvements in medical care.
A. and
B. as
C. but
D. or
