根据第一段第一句“Doyouknowhowmanypeopleliveonearth?(你知道地球上有多少人吗?)”可知,作者是通过问一个问题来开始这篇文章的,故选B。 反馈 收藏
how many people are on earth? 两句感叹句:1.In what poverty these people live!2.For how many years have I waite Many elderly people have to live on money they ___ when they were working. never in the history of mankind have there been so many people on earth.该句子的意思, 特别推荐...
How many kinds of animals live on the Earth?A recent survey shows that scientists have found more than 2 million kinds of animals and there are over 10 million we haven't discovered yet.Animals are much more than food or pets for humans.Animals are smart.Some of them do very unusual thi...
How Many People Can Live on Planet Earth?: Directed by Helen Shariatmadari. With David Attenborough, Norman Borlaug, Molly Brown, Danny Davis. In a Horizon special, naturalist Sir David Attenborough investigates whether the world is heading for a populat
How Many People have ever Lived on Earth? Population Today 23(2): 4-5.Haub C (1995) How many people have ever lived on earth? Popul Today 23(2):4-5.Haub, C. (1995), How many people have ever lived on Earth?, Population Today 23 (2), 5-6...
[听力原文] 17-20W: Good morning, Doctor Jones.M: Good morning.W: Doctor Jones, for what you have clone in population study, what can you tell us about the situation in urban areas M: Well, the first thing that comes to my mind is that, now, half of the residents on this earth ...
The present world population is about 4 percent of this number. N Keyfitz - 《Demography》 被引量: 13发表: 1966年 The sustainability of human populations.: How many people can live on Earth? We live on an over-crowded Earth whose population is 6 billion and rising. How many people can...
Fach animal can live alone C. If living things want to live, they must kill each other D. Fery living thing on the earth cannot live without others 相关知识点: 试题来源: 解析 地球上的每一个生物都无法脱离其他生物独自生存,生物之间相互依存,形成复杂的生态系统。选项D正确。 题目问的是地球上...
extends landward from the coastline to the first major change in terrain features,which may be miles inland.This could be a highland or a forest or some other type of terrain.Sometimes,the change between the coast and the adjacent terrain is not so distinct.How many people live on or near...
How many people can live on the face of the earth?No one knows the answer.It depends on how much food people can grow1destroying the environment. More people now exist than ever before,and the population2growing.Every 15 seconds,about 100 babies are born.Before the end of this century,th...