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比如说,beginner这个级别下,对应的视频之一是Ice Age: Dawn of the Dinosaurs(冰河世纪:恐龙的黎明),里面的音频内容为“She is perfect(她是完美的)”。 再比如说,advanced(高级)这个级别下,对应的视频之一是Happy Feet(美丽的大脚),里面的音频内容为“Yo...
000 years, for instance, the planet has seen eight ice ages, with arctic ice sheets covering significant portions of North America, Europe and Asia. Climate science experts have determined that during the last ice age more than 11,000 years ago, global temperatures were about 6°C (11°F) ...
10. The bad news is, the alcohol you just drank contains so much ethanol that it's going to bind with that nasty formic acid rampaging through your body, hence you're just gonna pee it out, harmlessly. 而坏消息是,你刚才喝的酒里所含的乙醇,正好可以和你体内那些可恶的甲酸牢牢结合在一起,...
1.Whereisthistextprobablytakenfrom? A.Atextbook. B.Anexampaper C.Acourseplan. D.Anacademicarticle. 2.How manypartsisastudent?sfinalgrademade upof? A.Two. B.Three. C.Four. D.Five. 3.Whatwillhappenifyousubmitanessayone weekaftertheduedate? A.Youwillreceiveazero. B.Youwilllosealettergrade...
An Ice Age is a period of time, typically about 30 million but occasionally as long as 300 million years, during which ice sheets cover at least the Earth's polar areas. Individual Ice Ages have sub-Ice Ages, called glacials (when cold) or interglacials (when warmer) that operate in ...
23.What is the main cause for the chick bittern's death?——starvation 24.What is the main food for chick bittern?——(native) fish 25.What system does it secure the stability for bittern's population?——partnership project / network (of sites) / partnership project network ...
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What drives the ice age cycle? Between 3 and 1 million years ago, ice ages followed a 41,000-year cycle. Two studies provide new explanations for this periodicity.(ATMOSPHERE)The exposure of Earth's surface to the Sun's rays (or insolation) varies on time scales of thousands of years ...