D Today,there are more humans on Earth than ever and nature is in free fall.In just50years,wildlife populations have dropped on average by 69 percent.In the same period,our population has doubled,and demand for non-living and living material from Earth has grown six times. The biggest con...
How old on earth___he?2. *first thoughts:Amazing adj.___amazed___n.___*I am___(amazing/amazed)___his death.*There___(be) some___(amaze) facts about the Earth.3. The Earth is___(believe) to be about 4.5 million years old.*Believe sb. Believe in sb. =___sb. n.___...
When did primates first appear? The first primate-like creatures started appearing on Earth around66 millionto74 million yearsago. But some scientists think these creatures may be even older, showing up around80 million to 90 million years ago, whendinosaurs still roamed Earth. The oldest primate...
And it wouldn’t be the first time that has happened, as the BBC World Service programmeThe Inquiryfound out. Simon Beard of theCentre for the Study of Existential Riskat Cambridge University explains: Simon Beard The historical recordsugge...
根据第三段Around AD 150,a Greek scientist drew north-south and east-west lines on a map.This was the first time that math was used in mapping and was an early try to show the earth's shape on a piece of paper.(一名希腊科学家在公元150年左右,在地图上画了南北和东西的线。这是第一次...
This was the first time that math was used in mapping and was an early try to show the earth's shape on a piece of paper."可知,大约在公元150年左右, 一位希腊科学家第一次在地图上使用数学,也是早 期尝试在一张纸上显示地球的形状,并不是在一张 纸上绘制了第一张地图。 故选F。 【小题3...
So we humans have to carry on a war now and win the war. 33.What does the first paragraph mainly talk about? A.The ocean has been losing its oxygen. B.The amount of sea water is increasing. C.The coastal water bodies are dangerous. D.The Earth becomes warmer and warmer. 34.What ...
Soseriousisseapollutionbecomingthatweshouldtakeimmediatemeasurestosolveit.Everyoneshouldattempttoplayhisroleinthebattle.Ofcourse,wehavedifficulty(in)protectingallthemarineanimalsonourown.Therefore,toacertainextent,weneedjointeffortsandwhatshouldbedonefirstisbanningpeoplefromthrowingrubbishintothesea.Besides,itsequally...
It’s also very difficult to halt human-induced blazes, Lincoln Muniz Alves, a researcher at INPE’s Earth System Science Centre, told CNN. “Because the use of fire is a traditional part of tropical agriculture to clean agricultural land, grazing land, it is very difficult to stop it,”...
were important to the ancient people of the area.Around AD 150, a Greek scientist drew north-south and east-west lines on a map.This was the first time that math was used in mapping and was an early try to show the earth's shape on a piece of paper.Early humans mapped the sky ...