It was evidence that had previously been overlooked. We now know that hundreds, if not thousands, of dinosaur species had feathers and it is finally clear that birds didn’t just evolve from dinosaurs, they are dinosaurs. But to which line of dinosaurs do birds belong? The latest theories, ...
()4. But we only dinosaurs in the museum now. A. could, saw B. can, saw C.can,see()5. The girls and made a funny play. A. dress up B. dressed up C. dressed 相关知识点: 试题来源: 解析 4.正确答案:C解析:根据句意可知:本题考查can的用法,表示“能、会”can是情态动词 ,后跟动...
Evolution (进化) can perform extraordinary makeovers; today’s airborne songbirds evolved from the wingless, earthbound dinosaurs that wandered millions of years ago. But some organisms seem to be unchanged — in other words, escape natural selection. The coelacanth, a modern-day fish, is nearly...
You can find an enormous kinds of dinosaurs that lived in the Mesozoic Era such as Velociraptor and T-rex, a carnivorous dinosaurs, as well as Apatosaurus and Triceratops that are herbivorous dinosaurs. If you succeed in hunting, other dinosaurs of your tribe around you also receive the experie...
624.How do we know what color dinosaurs ... 04:24 625.Could a breathalyzer detect cancer 04:41 626.What does the liver do - Emma Bryce... 03:25 627.How to make a mummy - Len Bloch... 04:46 628.How mucus keeps us healthy - Kathari... 04:09 629.What really happens...
Can We Bring Back Dinosaurs (Just Like In Jurassic Park)? Can We Create Life From DNA? The cell of an adult animal has all the DNA necessary to create other cells, and thus make another animal altogether. Scientists have often used a technique calledcloningto make copies of cells,genes, ...
(15分)1. We can(make)snowmen in winter.2. Li Ming(go) boating yesterday morning.3. There are four(tomato) on the table.4. Peter likes(do) word puzzles.5. Some dinosaurs are(big) than houses. 2四、用所给词的适当形式填空。(15分)1. We can ___ (make) snowmen in winter.2. Li...
Some of the most fascinating aspects of dinosaur life are the parts we can't see. What I'm talking about is the soft tissue of dinosaurs-the muscles, organs,nerves, and other bits that gradually decayed away long ago. The wonderful thing about dinosaur bones-dinosaur skeletons-is that they...
通读全文,尤其是根据When parts of the earth became cold and dry,the forests there died.Then dinosaurs could not find enough food to eat.This must be one reason why dinosaurs died out.What's another reason?We can make a guess.当部分地区变得寒冷干燥时,那里的森林就死了。...
Gradually(渐渐地),parts of the earth became cold and dry and the forests there died.Then dinosaurs could not find enough to eat.This must be one reason why dinosaurs died out (灭绝).There may be other reasons that we do not yet know about.Scientists are trying to make more discoveries(...